What is the common characteristic that is shared between a tree, a shark, a human and an amoeba?.
Answers
The common characteristic that is shared between a tree, a shark, a human, and an amoeba is that they are all living organisms with a main answer that they exhibit the characteristics of life. What is are All the organisms share the characteristic of living.
which means they have the following characteristics Cellular organization. Metabolism Homeostasis Reproduction Growth and Development Heredity above-mentioned characteristics describe living organisms. The cell is the basic unit of life, and all organisms, including the tree, shark, human, and amoeba, are composed of cells. They use energy for various activities, such as metabolism and homeostasis, which is the ability to maintain a stable internal environment despite external changes. They can also reproduce and pass on genetic material from one generation to the next.
These features demonstrate that all of the organisms are capable of carrying out the characteristics of life. This is the main answer to the question.What is an explanation for this?Organisms, including trees, sharks, humans, and amoebas, share some common characteristics that define them as living beings. The characteristics of life can be seen in all living organisms and define what it means to be alive. Living things possess cells, which are the basic unit of life. They need energy to grow, develop, and carry out metabolic processes to maintain homeostasis. Living things have the capacity to reproduce and pass on genetic material from one generation to the next, which is a vital aspect of life. All of the above mentioned characteristics indicate that all of the organisms are capable of carrying out the characteristics of life.
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Related Questions
Part I Illuminating Photosynthesis #1 : Fill in this concept map depicting the major steps in photosynthesis in the chloroplast H20 of Photosystem I transfers Word Bank Electron Transport Chain ATP Synthase Calvin Cycle Light NADPH Chlorophyll Protons CO2 Photosystem II Electrons 02 to produce ATP G3P (Sugar Building Block) #2 : Fill in the table: Major Steps in Does this step depend on Experimental variable to What would happen if an Photosynthesis any other step? How? measure? herbicide disrupted this Photosystem II Photosystem l ATP Synthase Calvin Cycle
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Photosynthesis in chloroplasts involves major steps such as light absorption, electron transport, ATP synthesis, and carbon fixation. It begins with light-dependent reactions in photosystems I and II, followed by electron transport and ATP synthesis.
Step 1: Photosynthesis is a complex process that occurs in the chloroplasts of plants, involving several major steps such as light absorption, electron transport, ATP synthesis, and carbon fixation.
Step 2:Photosynthesis is the process by which plants, algae, and some bacteria convert light energy into chemical energy in the form of glucose. It occurs in the chloroplasts, specifically in three main stages: light-dependent reactions, electron transport chain, and the Calvin cycle.
During the light-dependent reactions, light energy is absorbed by chlorophyll molecules in photosystem II (PSII) and photosystem I (PSI). In PSII, water molecules are split, releasing electrons, protons (H+ ions), and oxygen. The electrons move through an electron transport chain, creating a proton gradient across the thylakoid membrane. This gradient is essential for ATP synthesis by ATP synthase, using the energy from the electron flow.
In PSI, electrons are re-energized by absorbing more light energy and are ultimately used to produce NADPH, another energy carrier. The ATP and NADPH generated in the light-dependent reactions are then used in the Calvin cycle.
The Calvin cycle, also known as the light-independent reactions or carbon fixation, occurs in the stroma of the chloroplast. It uses ATP, NADPH, and carbon dioxide (CO2) to produce glucose (G3P), which serves as a building block for sugars and other organic compounds. The cycle regenerates the starting molecule, ribulose bisphosphate (RuBP), allowing the process to continue.
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-would you expect someone with emphysema to have a greater or lesser vital capacity than someone without the disease ? why?
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It is expected someone with emphysema has a lesser vital capacity than someone without the disease simply because it decreases the ability to recover air during the process of breathing.
What is an emphysema medical condition?An emphysema medical condition may be considered as a health problem that decreased the ability of the lungs to take air due to impairment in the process of exhalation, which causes shortness of breathing responses in the individual affected by this problem. Emphysema is caused by injuries that are able to affect the air sacs present in the lung tissues, which decrease the ability to interchange gases (oxygen and carbon dioxide) during respiration.
Therefore, with this data, we can see that emphysema is a medical condition that decreases the ability to breathe and thus also it is detrimental to the vital capacity of the lungs.
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Species are normally subdivided into populations that are more or less scattered, that may be separated at one time, but may merge together again, and successfully reproduce, at a later time. Tattersall and DeSalle describe this process as
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The process described by Tattersall and DeSalle is called reticulation.
What is reticulation?We define the term reticulation as a process by which a new species is formed by merging more than one lineage of organisms together.
This process occurs when the process of evolution of species becomes scattered along the way. This is the process that Tattersall and DeSalle describe as reticulation.
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Plz I'm in a rush
Melanocytes are involved in what two functions of the integumentary system?
(A)protection and the excretion of waste
(B)the sensation of temperature and the excretion of waste
(C)protection and vitamin generation
(D)the sensation of temperature and vitamin generation
Answers
Answer:The answer is C
Explanation: protection and vitamin generation
protection in the form of melanin to absorb UV light
vitamin generation in the synthesis of vitamin D from cholesterol
Since Melanocytes are involved so the two functions of the integumentary system are option c. protection and vitamin generation.
Two functions of the integumentary system:At the time when the Melanocytes should be involved in the function so here the protection and the vitamin generation should be considered.
The protection should be in the form of the melanin for absorbing the UV light.
And, the vitamin generation should be in the synthesis of vitamin D.
hence, the option c is correct.
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when would the capillary beds surrounding the gastrointestinal organs be open?
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The capillary beds surrounding the gastrointestinal organs will open during the digestive process. The blood vessels that surround the gastrointestinal organs are known as capillary beds.
The digestive system necessitates a considerable amount of blood supply, which is why capillary beds surround the gastrointestinal organs. The digestive system must digest the food and extract all the necessary nutrients. During digestion, the capillary beds around the gastrointestinal organs open up to allow the blood to supply the organs with nutrients.
The digestive system works by breaking down complex food molecules into smaller molecules that the body can utilize for energy, growth, and repair. The digestive system also includes several accessory organs that help break down food, such as the liver, pancreas, and gallbladder. During the digestive process, the capillary beds surrounding the gastrointestinal organs will open to supply the nutrients necessary for the organs to function properly. Therefore, the capillary beds surrounding the gastrointestinal organs are open during the digestive process.
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what can the mouthparts of an animal tell you about its diet? what can the mouthparts of an animal tell you about its diet? mouthparts provide clues about the specific foods an animal pursues. mouthparts provide clues about the rate of nutrient absorption. mouthparts of all animals are designed to reduce the size of the food particles ingested. mouthparts provide clues about the type of digestion that goes on in the stomach.
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Can an animal's mouthparts tell you about its diet? Mouthparts offer hints about the particular foods an animal pursues.
Which creatures ambush their prey?Many ambush predators, including cats, owls, and chameleons, may strike quickly at prey that is within striking distance of them. Living primates can also be seen doing this; for example, tarsiers leap before pounce on their prey.
What do you mean by predation?The act of eating all or a portion of the body of another creature, the prey, is known as predation. Predation where the prey creature is a plant is known as herbivory. Population dynamics of predator and prey are influenced by one another.
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rotein synthesis is an essential part of cellular metabolism, and it requires the involvement of a number of molecules, structures, and organelles. list the molecules, structures, and organelles in the order that enables protein synthesis. start with the instructions that encode a protein, and end with the structure through which a protein leaves the cell.
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According to the given statement the correct order is
DNA ⇒ RNA ⇒ Ribosomes ⇒ Endocytic reticulum in rough ⇒ Golgi apparatus ⇒ Plasma layer ⇒ Protein Leaves the Cell
What is Ribosome?At a ribosome, an intercellular structure made of both RNA and protein, the process of making proteins happens in a cell. The messenger RNA (mRNA) sequence is processed by the ribosome, which translates the gene sequence into a specific string of amino acids that form extended chains and fold to make proteins.
What roles do ribosomes function?Ribosomes' two major purposes are peptide bond formation and message decoding. These two tasks are carried out by the two large, unequal-sized ribonucleoprotein particles (RNPs) called as the ribosomal subunits. A variety of ribosomal proteins and one or more ribosomal RNAs (rRNAs) make up each subunit (r-proteins)
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if garlic mustard were to reduce arbuscular mycorrhizal fungi in an apple orchard, what effect would this have on apple crops?
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Myccorrhizal colonization ill help in the pathogen incidence with the factors that the apple productivity is no longer harmed in the production. The process is like symbiosis.
What is symbiosis ?It is the effect in which the two organisms are living together for the mutual benefits of each other and the effect thus reduces the dependence on a multi chained mechanism.
When the nutrient deficiency and the various productions are harmed in the mechanism where the multiple factors along with the pathogen invasion and development of the diseased crops are coming in that way they harm the production.
If by the growth of the arbuscular mycorrhizal fungi then the production is harmed and with the garlic mustard it eliminates the negative impacts and this automatically improves the stats for the effect.
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if you were given a microscopic organism and asked to determine whether it is a eukaryotic how would you do it
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Answer: You will know the cell you are looking at under the microscope is a eukaryote if you see a nucleus. This is the main distinguishing feature of eukaryotes and prokaryotes.
Explanation:
3. Which term most precisely describes the cellular process of breaking down large molecules into smaller ones? Define the other terms with respect to chemical reactions.
A) catalysis
B) metabolism
C) anabolism
D) dehydration
E) catabolism
Answers
The term that most precisely describes the cellular process of breaking down large molecules into smaller ones is "catabolism" (Option E). Catabolism refers to the set of metabolic pathways that involve the breakdown of complex molecules into simpler ones, usually accompanied by the release of energy.
To provide definitions for the other terms with respect to chemical reactions:
- Catalysis (Option A) refers to the acceleration or facilitation of a chemical reaction by a substance called a catalyst, which increases the rate of the reaction without being consumed or permanently altered itself.
- Metabolism (Option B) encompasses the entire range of chemical reactions that occur within a living organism. It includes both anabolic and catabolic processes.
- Anabolism (Option C) refers to the metabolic pathways that involve the synthesis of complex molecules from simpler ones. This process requires energy input rather than releasing energy.
- Dehydration (Option D) typically refers to the removal of water molecules from a compound, leading to a chemical reaction. It may or may not be directly related to the breakdown of large molecules into smaller ones.
In summary, while all the terms relate to chemical reactions, (E) catabolism specifically describes the process of breaking down large molecules into smaller ones, often accompanied by the release of energy.
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as the process of differentiation begins, early cells take on distinct characteristics and move toward particular locations, foreshadowing the types of cells they will become. these early cells are:
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eighth cell stage is a phase at which the process of differentiation begins, early cells take on distinct characteristics and move toward particular locations, foreshadowing the types of cells they will become.
Cell Isolation is the process by which cells specialize. Pluripotency is the capability to come any cell type and is seen in stem or ancestor cells at the launch of the isolation process. As the cell differentiates and gains specialized functions, this eventuality is gradationally lost. The isolation process drastically alters the cell's shape, size, and energy conditions. This isn't a direct or unrecoverable process. Isolation chooses a subset of inheritable information to be expressed at colorful stages of isolation. By reprogramming discerned cells to express a specific set of genes, discerned cells can be manipulated back to a more primitive or stem cell- suchlike state.
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What happens to the energy in detritus?
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Answer:
detritus, in ecology, matter composed of leaves and other plant parts, animal remains, waste products, and other organic debris that falls onto the soil or into bodies of water from surrounding terrestrial communities. microorganisms (such as bacteria or fungi) break down detritus, and this microorganism-rich material is eaten by invertebrates, which are in turn eaten by vertebrates. many freshwater streams have detritus rather than living plants as their energy base.
Explanation:
25. A nerve fiber that conducts impulses toward muscles and glands is called a __________ fiber. A nerve that conducts impulses toward the brain and spinal cord is called a __________ fiber.
Answers
Answer:
A nerve fiber that conducts impulses toward muscles and glands is called a _____motor_____ fiber. A nerve that conducts impulses toward the brain and spinal cord is called a ______afferent____ fiber.
A nerve fiber that conducts impulses toward muscles and glands is called a motor neuron fiber. A nerve that conducts impulses toward the brain and spinal cord is called a sensory nerve fiber. Both are important for the proper functioning of the body.
What are sensory and motor nerve fibers?The sensory nerve fibers send the stimulus in the form of an impulse from the sensory organs to the spinal cord, where the sensory organs can be skin, eyes, etc. An example is when a person sees a dog coming towards them, and the sensory nerve fiber that is associated with the eye sends the signal from the eye to the spinal cord. The spinal cord takes proper action by sending the motor nerve fibers to the effector organ, which is the leg muscle. In this case, the individual will run.
Hence, A nerve fiber that conducts impulses toward muscles and glands is called a motor neuron fiber. A nerve that conducts impulses toward the brain and spinal cord is called a sensory nerve fiber.
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The first confirmed detections of extrasolar planets occurred in ____________.
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Answer:
9 January, 1992
Explanation:
The first confirmed detection of extrasolar planet (or) exoplanet occurred in the year 1992.
The British survey discovered the hesitation of the survey participants in viewing gene therapy as a viable alternative to traditional methods of treating disease or inherited disorders. What concerns could apply?
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Answer:
B.)Who would regulate the practice; government, doctors, big pharma, religious groups?
D.)The side effects and/or risks of gene therapy are still relatively unknown.
E.)Altering the genetic make-up of an unborn child would be in effect, playing God.
Explanation:
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I need help finding the alleles
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Allelic and genotypic frequencies remain the same through generations in a population that is in H-W equilibrium. Frequency of dominant allele: 0.52. Frequency of recessive allele: 0.48. % homozygous dominant: 27%. % heterozygous: 50%. % homozygous recessive: 23%
What is Hardy-Weinberg equilibrium?
The Hardy-Weinberg equilibrium is a theory that states that the allelic and genotypic frequencies in a population in equilibrium remain the same generation after generation.
Populations in H-W equilibrium are not evolving.
Assuming a diallelic gene,
The frequency of the dominant allele p(X) is pThe frequency of the recessive allele p(x) is qThe addition of the allelic frequencies equals 1
p + q = 1.
The genotypic frequencies after one generation are
p² (Homozygous dominant genotypic frequency), 2pq (Heterozygous genotypic frequency), q² (Homozygous recessive genotypic frequency).The sum of genotypic frequencies equals 1
p² + 2pq + q² = 1
In the exposed example, the frequency of the homozygous dominant genotype is given.
frequency of the homozygous dominant genotypep² = 27% = 0.27
From this information, we can get the frequency of the dominant allele by taking the root square of the value.
dominant allele frequencyp² = 0.27
p = √0.27
p = 0.52
Now, we can clear the equation p + q = 1 and the get recessive allele frequency.
recessive allele frequencyp + q = 1
0.52 + q = 1
q = 1 - 0.52
q = 0.48
Now, we can get the frequency of the homozygous recessive genotype and the heterozygous one.
frequency of the homozygous recessive genotypeq = 0.48
q² = 0.48²
q² = 0.23
frequency of the heterozygous genotype2pq = 2 x 0.52 x 0.48
2pq = 0.5
p² + 2pq + q² = 1
0.27 + 0.5 + 0.23 = 1
Frequency of dominant allele: 0.52Frequency of recessive allele: 0.48% homozygous dominant: 27%% heterozygous: 50%% homozygous recessive: 23%You can learn more about the Hardy-Weinberg equilibrium at
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what a meteor is called before it enters Earth’s atmosphere
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Answer:
A meteor, before entering earth's atmosphere is known as a meteoroid
what are the 2 ways chemicals can change gene expression within cells and cause the cells to grow or die?
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Chemicals can change gene expression within cells and cause the cells to grow or die through two main mechanisms Epigenetic changes and Direct interaction with DNA.
Explain the term epigenetic changes.Chemicals can alter the epigenetic modifications that regulate gene expression without changing the underlying DNA sequence. Epigenetic modifications include DNA methylation, histone modification, and non-coding RNA regulation, which can affect the accessibility of DNA to transcription factors and other regulatory proteins.
What happens in direct interaction with DNA?Chemicals can also directly interact with DNA and alter its structure or function, leading to changes in gene expression. For example, some chemicals can damage DNA or cause mutations that affect the regular operation of genes.
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Patulong poooo G11 only
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Answer:
cool
Explanation:
an individual who shelters a pathogen for a long period of time after recovery
Answers
An individual who shelters a pathogen for a long period of time after recovery is referred to as a carrier.
A carrier is a person who has been infected with a pathogenic organism but does not show any signs or symptoms of the disease. Despite being asymptomatic, carriers can still harbor and transmit the pathogen to others. The duration of carrier status can vary, with some individuals being carriers for a short period, while others may carry the pathogen for an extended period, or even indefinitely.
Carriers play a significant role in the spread of infectious diseases, as they can unknowingly transmit the pathogen to others through various routes, such as respiratory droplets, fecal-oral transmission, or direct contact. Identifying carriers and implementing appropriate measures to prevent transmission is crucial in controlling the spread of infectious diseases.
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The data show that both paper grocery bags and plastic grocery bags cause harm to the environment. As a result, the scientists who study this issue are most likely to:
Answers
Answer:
carry their shopping on their head?
For each of the following, 1. identify whether is is nonexcludable, nonrival, neither, or both and briefly explain your answer. and 2. determine which one or more of the following (a, b, c, d) would suffer from the free rider problem. Make sure to fully explain your answers:
a. The Great Smoky Mountains National Park (covers over 800 square miles, has dozens of access points for hiking trails located along public roads and highways).
b. a playground at a local park, such as Luetta Moore Park in Statesboro, GA (if you aren't familiar with Statesboro - it's an open playground in a residential area, there's a fence around part of it, but there's no gate/fence doesn't close)
c. National defense
d. A subway train
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a. The Great Smoky Mountains National Park: Nonexcludable and rivalrous. Free rider problem likely.
b. Luetta Moore Park playground: Nonexcludable. No free rider problem.
c. National defense: Nonexcludable and nonrivalrous. Free rider problem exists.
d. Subway train: Nonexcludable. Free rider problem possible during peak hours.
a. The Great Smoky Mountains National Park: It is nonexcludable because it is difficult to prevent individuals from accessing the park. However, it is rivalrous as the park's resources, such as campsites or parking spaces, can be depleted. Both nonexcludability and rivalry suggest that the park is both nonexcludable and rivalrous. The free rider problem may occur since people can enjoy the benefits of the park without paying for its maintenance or preservation.
b. Playground at Luetta Moore Park: The playground is nonexcludable since it is difficult to prevent people from using it. However, it is nonrival as one person's use does not diminish the usability of the playground for others. Therefore, it is only nonexcludable. The free rider problem may not apply here since the use of the playground does not impose costs on others.
c. National defense: National defense is both nonexcludable and nonrival. It is nonexcludable because it is challenging to exclude individuals from benefiting from defense. It is nonrival because the defense provided to one person does not diminish the defense available to others. Both characteristics make national defense both nonexcludable and nonrival. The free rider problem is prevalent in national defense since individuals can benefit from defense without incurring the costs associated with it.
d. Subway train: A subway train is nonexcludable since it is difficult to prevent individuals from using it. However, it can be rivalrous during peak hours when overcrowding may limit the available space. Therefore, a subway train is only nonexcludable. The free rider problem may not be significant here as long as there are no capacity constraints or overcrowding issues.
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Which statement illustrates bias in scientific research?(1 point)
A. A microbiologist publishes data funded by the National Institutes of Health that does not support their original hypothesis.
B. A botanist publishes data about plant growth that does not support their original hypothesis and is replicable.
C. An ecologist publishes data funded by a construction company which supports their original hypothesis that an endangered animal's territory is not endangered.
D. A zoologist publishes incomplete data on sloths which supports their original hypothesis and notes that more research is required.
Answers
Answer:
D
Explanation:
The statement that illustrates bias in scientific research is an ecologist publishes data funded by a construction company that supports their original hypothesis that endangered animal's territory is not endangered (option C)
In scientific research, bias can occur when the results or processes are manipulated on purpose. This usually occurs if:
The researcher wants the hypothesis to match the resultsThe researcher or sponsor has an economic interestScientific research occurs in situation B because it is convenient for the construction company to show that endangered animal's territory is not endangered as this would allow the company to build in certain areas and therefore, they are likely to manipulate the results of this research.
According to this, option B shows scientific bias. On the other hand, other options do not show bias because in these the results do not seem to be manipulated.
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Chromosomal mutations can occur in a variety of ways one known human chromosomalmutation occurs when a segment of chromosome 9 is inverted which of the following bestdescribes how this chromosomal mutation occurs?A. A segment of DNA is inserted onto chromosome 9 without removing any other DNA.B. a segment of DNA on chromosome 9 is detached and reattached at a different place.C. a segment of DNA on chromosome 9 is removed and replaced by a new segment ofDNA.D. a segment of DNA is cut from chromosome 9 turned around and then re inserted intothe original location.
Answers
In this case, called inversion, a segment of DNA is cut from chromosome 9 turned around, and then reinserted into the original location, just as we can see in the image. Therefore, the answer would be D.
The opossum which is native to north america and the kangaroo
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Answer:
The opossum, which is native to North America, and the kangaroo, which is native to Australia, are both marsupials.
Carotenoids always start out this color, then are changed by chemicals in the body to different colors?
a. True
b. False
Answers
The correct answer is a. True. Carotenoids always start out this color, then are changed by chemicals in the body to different colors.
The carotenoid undergoes metabolic conversion, changing from yellow (-carotene) to red (astaxanthin). In marine invertebrates, astaxanthin can occasionally take the form of a carotenoid protein complex and is coloured red, blue, or purple. 400 to 600 nm is the range of light wavelengths that carotenoids absorb. Blue and green make up the majority of this region of the spectrum. In the yellow, orange, and red portions of the spectrum, carotenoids reflect light. They seem yellow, orange, and red to humans because of this. Longer yellow, red, and orange wavelengths are reflected by carotenoids whereas shorter blue-green and violet wavelengths are absorbed by them. These pigments also expel extra energy from cells.
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a) Compare and contrast the observed features of Buchan and Barrovian metamorphism in the Caledonian Orogen in Scotland and Ireland (and, optionally, other places). b) Briefly outline what processes control the distribution and evolution of heat and pressure in the Earth. c) Show how those processes explain the similarities and differences between Buchan and Barrovian metamorphism.
Answers
a) Buchan metamorphism: high-temperature, low-pressure; Barrovian metamorphism: low-temperature, high-pressure; occur in Caledonian Orogen.
b) Heat generated by radioactivity and planetary accretion; transported by conduction, convection, and advection; pressure influenced by rock weight and tectonic forces.
c) Buchan metamorphism from contact with hot magmas; Barrovian metamorphism from high pressures due to tectonic forces at deeper crustal levels.
a) Buchan metamorphism is characterized by high-temperature, low-pressure conditions, while Barrovian metamorphism involves low-temperature, high-pressure conditions. Both occur in the Caledonian Orogen in Scotland and Ireland, with Buchan showing contact metamorphism and Barrovian exhibiting distinct metamorphic zones.
b) Heat in the Earth is generated by radioactive decay and planetary accretion, and is transported through conduction, convection, and advection. Pressure is influenced by the weight of overlying rocks and tectonic forces.
c) Buchan metamorphism is caused by contact with hot magmas at shallow crustal levels, while Barrovian metamorphism is a result of high pressures at deeper crustal levels due to tectonic forces. These processes explain the differences in temperature and pressure gradients and the observed features of Buchan and Barrovian metamorphism.
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The current population of a threatened animal species is 1.6 million, but it is declining with a half-life of 20 years. How many animals will be left in 40 years? in 65 years? The population after 40 years will be animals. (Round to the nearest whole number as needed.) The population after 65 years will be animals. (Round to the nearest whole number as needed.)
Answers
The population after 40 years will be 400,000 animals, and the population after 65 years will be approximately 336,000 animals.
To determine the population after a certain time period, we can use the formula for exponential decay;
N(t) = N0 × \((1/2)^{(t/T)}\)
Where;
N(t) is the population at time t
N0 is the initial population
t is the time elapsed
T is the half-life of the population
Given;
N0 = 1.6 million
T = 20 years
Let's calculate the population after 40 years;
N(40) = 1.6 million × \(1/2^{(65/20)}\)
= 1.6 million × (1/2)²
= 1.6 million × (1/4)
= 400,000
Therefore, the population after 40 years will be 400,000 animals.
Now, let's calculate the population after 65 years;
N(65) = 1.6 million × \((1/2)^{(65/20)}\)
= 1.6 million × \((1/2)^{(13/4)}\)
≈ 1.6 million × 0.210
≈ 336,000
Therefore, the population after 65 years will be approximately 336,000 animals.
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how many animals has 8leg
Answers
Answer:
It seems arachnids are the only animals with 8 legs. Octopuses may appear to have 8 legs, but 6 of them are actually arms and therefore do not count.
Explanation:
Arthropods include such animals as insects, spiders, ticks, centipedes,millipedes, crayfish, lobsters, mites, and scorpions. One class of arthropodsis the arachnids which include spiders, scorpions, and mites. Spiders have two main body parts and eight legs. Insects make up another class of arthropods.
which part of the world was the last area colonized by the initial expansion of homo sapiens?
Answers
The Australian continent was the last area colonized by the initial expansion of Homosapiens
Between 200,000 to 300,000 years ago, Homosapiens, the first modern humans, developed from their early hominid forefathers. They acquired the ability to communicate some 50,000 years ago.
Around 70,000-100,000 years ago, the first modern people began to leave Africa.
Migrations proceeded down the Asian coast to Southeast Asia and Oceania, eventually colonizing Australia 65,000-50,000 years ago. Molecular clock estimations, genetic investigations, and archaeological evidence all indicate that modern people first colonized Sahul and Australia approximately 48,000-50,000 years ago. A substantial number of archaeological sites dating back more than 30,000 years have been unearthed in recent decades.
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