Answer:3
Explanation:
What powers the carbon cycle?
Answer:
\( \: \)
Carbon moves from fossil fuels to the atmosphere when fuels are burned. When humans burn fossil fuels to power factories, power plants, cars and trucks, most of the carbon quickly enters the atmosphere as carbon dioxide gas.
Answer:
The carbon cycle is the biogeochemical cycle by which carbon is exchanged among the biosphere, pedosphere, geosphere, hydrosphere, and atmosphere of the Earth. Carbon is the main component of biological compounds as well as a major component of many minerals such as limestone. Along with the nitrogen cycle and the water cycle, the carbon cycle comprises a sequence of events that are key to make Earth capable of sustaining life. It describes the movement of carbon as it is recycled and reused throughout the biosphere, as well as long-term processes of carbon sequestration to and release from carbon sinks. Carbon sinks in the land and the ocean each currently take up about one-quarter of anthropogenic carbon emissions each year.
Explanation:
CAN I GET BRAINLIST
. A farmer has a field with a high population of bacteria and fungus (decomposers) in the soil. Which statement correctly
predicts the changes in the nitrogen cycle of the field because of the increase in decomposers?
a. Animal and plant remains will decrease and more nitrogen will be available for the plants to use.
b. Animal and plant remains will stay the same and less nitrogen will be available for the plants to use.
c. Animal and plant remains will increase and more nitrogen will be available for the plants to use.
d. Animal and plant remains will increase and the nitrogen in the soil will remain constant.
Answer:
A
Explanation:
with decomposers in the soil, they used up the plant and animal remains releasing nitrogen for plant use
what is the difference between cork formation and gum formation in the plants as an immune mechanism
Answer:
Cork formation is a type of secondary growth that occurs in the stems and roots of woody plants. Gum formation, on the other hand, is a type of defense mechanism that occurs in response to injury or infection.
Explanation:
Copper wire is used to transfer electricity
Answer:
couper wire is used to transmit electricity because it is a good conductor of electricity.
why do geologist think earths core contains mostly iorn
I hope my answer helped you! If you need more information or help, comment down below and I will be sure to respond if I am online. Have a wonderful rest of your day!
PLS HELP I DONT UNDERSTAND!! :( WILL MARK BRAINLIEST!!!
Organisms inherit specific traits and characteristics from their parents. Albinism is an inherited disorder that occurs when an organism is unable to produce or distribute melanin. Melanin is a substance in the body that helps determine skin color, hair color, and eye color.
An albino alligator.
Which is the basic unit of heredity that carries the trait of albinism from parent to offspring?
base pairs
genes
proteins
GENES are the fundamental unit of heredity that transmit albinism from one generation to the next. Thus, the correct option is A.
What is DNA?Deoxyribonucleic acid is a polymer made of two polynucleotide chains that coil around one another to form a double helix and which contains the genetic material necessary for all known creatures, including many viruses, to develop, function, grow, and reproduce.
Because they contain unique sets of instructions to encode certain proteins, which are passed down across generations, genes are regarded as the fundamental functional and structural components of heredity (i.e., they are inherited).
When a gene is expressed, certain DNA fragments (i.e., genes) are used as templates to produce messenger RNAs (mRNAs), which are complementary RNA sequences.
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The basic unit of heredity that carries the trait of albinism from parent to offspring is GENES. Thus, option "B" is correct.
What are genes?Genes are considered the basic functional and structural units of heredity because they contain specific sets of instructions to encode specific proteins, which pass across generations (i.e., they are inherited).
During gene expression, specific fragments of DNA (i.e., genes) are used as templates to create specific complementary RNA sequences called messenger RNAs (mRNAs) by a process called transcription.
Subsequently, these mRNAs are used to synthesize proteins by a process called translation.
The proteins arrange in the cell to produce specific phenotypes, i.e., specific observable features or traits.
In conclusion, the basic unit of heredity that carries the trait of albinism from parent to offspring is GENES.
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1) why did the researchers want to study wildlife in the urban Cleveland area? [1pt]
2) What is species richness? [1pt]
3) What is species evenness? [1pt]
4) using the diagrams below Does Park A & Park B have the same level of biodiversity? Explain your
thinking. [1pt]
The Cleveland Metroparks is an amazing and distinctive urban environment that is ideal for researching the ecology of animal communities and interactions between people and nature in cities.
Urban ecology is a relatively new and underdeveloped field of research that addresses these problems despite the speeding up of urbanization and the effects it has on both natural systems and how people perceive nature. Because of this, almost all ecological theory pertaining to animal populations has been developed in natural, rural, or non-urbanized situations.
Over 23,000 acres of natural habitat, including meandering rivers, breathtaking waterfalls, and miles and miles of forest, make up the 18 parks that make up the Metroparks. The Metroparks are home to numerous different species, including deer, coyotes, foxes, raccoons, and more.
In addition, the parks are home to a staggering variety of plants and hundreds of bird species, and they attract millions of people who want to get closer to nature.
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A person who has a weakened immune system may not be able to fight against infection because
pathogens may enter the body and cause illness.
phagocytes may enter the body and cause illness.
normal cells crowd out unhealthy cells.
antibodies production is increased.
Answer:
a.
Explanation:
pathogens may enter the body and cause illness.
Immune system is the one that helps to keep away the invading organisms in the body causing disease. A person who has a weakened immune system will not be able to overcome against infection because pathogens may enter the body and cause illness, i.e., option A.
What are pathogens?Pathogens are the organisms or specifically disease-causing organisms that enter the body and alter the functioning of the immune system.
These pathogens can be bacteria, viruses, etc. that can enter through food, water, air, etc.
A weakened immune system can not be able to fight with these invading pathogens and hence leads to diseases.
Thus, the correct answer is A.
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write types of cellular respiration and their function?
Answer:
There are 2 types of cellular respiration i)Aerobic respiration
ii)Anaerobic respiration
Explanation:
i)Aerobic respiration: is the chemical reactions in the cells that use oxygen to break down food molecules to release energy. Its complete oxidation process that releases more energy (2830 $ J). The word equation of aerobic respiration is:-
glucose + oxygen------> carbon dioxide + water + energy.
ii) Anaerobic respiration: is the chemical reactions in cells that break down food to release energy without using oxygen. Its partial (incomplete) oxidation process that release a few energy (188 $ J) The word equation of anaerobic respiration in human muscles:-
glucose-----> lactic acid
The word equation of anaerobic respiration in yeast:-
glucose yeast alcohol + carbon dioxide
------->
Earth's temperature has increased slightly in the last 100 years. Many scientists believe that
the increase is related to human activities, particularly the burning of fossil fuels. What gas
produced in this process has been most closely linked to rising atmospheric temperatures?
A) soot
B) chlorofluorocarbons
C) nuclear waste
D) carbon dioxide
The gas produced in the burning of fossil fuels that has been most closely linked to rising atmospheric temperatures is carbon dioxide. Option D
What is the burning of fossil fuel?
As a byproduct of combustion when fossil fuels like coal, oil, and natural gas are used to produce energy, carbon dioxide is discharged into the atmosphere.
As a greenhouse gas, carbon dioxide absorbs heat from the sun inside the Earth's atmosphere, creating the greenhouse effect, which causes global warming. The Earth's natural greenhouse effect, which keeps the globe warm enough to support life, is caused by this phenomena.
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Word Bank:
Cell wall, cell membrane, capsid, nucleus, mitochondria, membrane-bound organelles, central vacuole, made of cells, requires host cell, grow and reproduce, can obtain energy, may cause disease, antibiotics may be used to treat infection, vaccines are used to prevent infection, living thing, DNA, and RNA.
From the word bank above list each beside Prokaryotic, Eukaryotic, and virus. All words may be used more than once.
Prokaryotic cells:
Eukaryotic cells:
Viruses:
Prokaryotic cells: cell wall, cell membrane, nucleus, central vacuole, made of cells, can obtain energy, grow and reproduce, DNA, and RNA.
Eukaryotic cells: cell wall, cell membrane, nucleus, mitochondria, membrane-bound organelles, central vacuole, made of cells, can obtain energy, grow and reproduce, DNA, and RNA.
Viruses: capsid, requires host cell, may cause disease, antibiotics may be used to treat infection, vaccines are used to prevent infection, living thing, DNA, and RNA.
What are viruses?Viruses are small infectious particles that propagate solely inside living cells of other organisms. Their structure comprises genetic material bound by a protein coat called a capsid, with some viruses displaying an additional lipid envelope surrounding the capsid.
Since viruses cannot self-reproduce, host cells are crucial to their replication and production.
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How does adenosine triphosphate (ATP) become adenosine diphosphate (ADP)?
ATP stores energy as a phosphate bond is formed.
ATP releases energy as a phosphate bond is formed.
ATP releases energy as a phosphate bond is broken.
ATP stores energy as a phosphate bond is broken.
The correct answer is ATP releases energy as a phosphate bond is broken.
ATP (adenosine triphosphate) is converted into ADP (adenosine diphosphate) when a phosphate group is removed from ATP, resulting in the release of energy. This process is known as hydrolysis, where water molecules are used to break the bond between the terminal phosphate group and the rest of the molecule.
During cellular metabolism, ATP serves as the primary energy currency of the cell. When energy is required for various cellular processes, the phosphate bond in ATP is broken by an enzyme called ATPase. This enzymatic hydrolysis reaction cleaves off one of the phosphate groups, resulting in the formation of ADP and an inorganic phosphate molecule (Pi). The released phosphate group is then available to be used in other cellular reactions.
The conversion of ATP to ADP is an essential part of energy metabolism in cells. The energy released during this process is utilized to drive various cellular activities, such as muscle contraction, active transport of molecules across cell membranes, and synthesis of macromolecules. Once ATP is converted to ADP, it can be further hydrolyzed to AMP (adenosine monophosphate) if more energy is needed. Ultimately, the energy stored in ATP is released when the phosphate bond is broken, allowing cells to perform their vital functions.
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how 1 kg mass is defined in SI system?
Answer:
The kilogram is the basic unit of mass in the International System of Units (SI). Kilograms are known as kilos with the symbol kilogram being kg.
Explanation:
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) What happens when a phosphate group is removed from an ATP molecule?
a. carbohydrates are stored b. water is released
c. energy is stored
d. energy is released
Answer:
D. energy is released
Explanation:
In the process of hydrolysis, a phosphate group is removed and energy is released. This then converts the ATP molecule into ADP (adenosine diphosphate).
Residual parent material refers to the *weathered rock* and *soil* that remains in its place of origin, while *transported parent material* is material that has been carried and deposited by natural agents such as water, wind, or glaciers.
The impact of these different types of parent material on *soil formation* can be significant. Residual parent material tends to contribute to the formation of soils with characteristics similar to the parent rock. The weathering process breaks down the rock into smaller particles, allowing for the development of soil horizons and the release of minerals that influence soil fertility. In contrast, transported parent material can introduce a diverse range of materials to a given area, leading to variations in soil composition, texture, and fertility. The transportation process can mix different types of sediment, resulting in the formation of heterogeneous soils with varying properties.
Residual parent material is the rock and soil that is still located in its original location and is weathered. Transported parent material is material that is carried and deposited by natural agents such as water, wind, or glaciers. The effect of these different types of parent material on soil formation can be significant.
Residual parent material usually contributes to the development of soils with qualities similar to the parent rock. The breakdown of rock into smaller particles through weathering enables the formation of soil horizons and the release of minerals that influence soil fertility.
The physical and chemical characteristics of soils derived from this form of parent material are often similar and homogeneous, allowing for predictable fertility and properties. Transported parent material, on the other hand, can introduce a diverse range of materials to a given area, resulting in variations in soil composition, texture, and fertility.
The transportation process can blend different types of sediment, resulting in the formation of heterogeneous soils with different characteristics. Transported parent material can also be exposed to weathering processes, altering its original composition and resulting in soils with varying degrees of fertility.
While transported parent material can increase the diversity of soil properties in an area, it can also make it difficult to predict soil characteristics, particularly in areas where different types of sediment have been deposited. The relationship between parent material and soil development is complex, with both the initial characteristics of the material and the surrounding environment influencing soil properties.
In general, residual parent material contributes to the development of homogeneous soils with predictable properties, while transported parent material can result in more diverse and heterogeneous soils.
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To investigate a possible relationship between two factors, such as acidity and solubility, you must first identify the variables involved in the experiment. Identify the independent variable, the dependent variable, and any possible confounding variables within this experiment.
Independent variables is acidity, pH, Dependent variables respond on any change in the independent is the solubility. Confusing variables can influence the results if not controlled include temperature, pressure, surface contact.
what are types of variable ?Independent variable Refers to all the variables is that provoke a response in another variable, the scientist changes it on purpose to observe the response of the dependent variable.
Dependent variable Refers to the variable response depends on any change in the independent variable. The response might be inversely proportional to the change in the manipulated variable.
The independent variable is acidity, Solubility is the dependent variable, which responds to the acidity of the solvent.
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What scientist made the statement all animals are made of cells?
Answer:
Theodor Schwann
Explanation:
Show a Punnett square for a cross that allows F1 to self-pollinate (Hint: a cross between the offspring).
From this cross of individuals that are heterozygous for a particular trait, the expected genotypic ratio of the F1 generation would be 1 AA: 2 Aa: 1 aa. The expected phenotypic ratio would be 3 individuals with the dominant trait (A_) to 1 individual with the recessive trait (aa).
What is the Punnett square for the self-pollination of F1?Consider a cross between two individuals that are heterozygous for a particular trait.
Let A represent the dominant allele and a represent the recessive allele.
The genotypes of the parent generation (P generation) are Aa × Aa.
Punnett square for this cross:
| A | a |
-------|------|------|
A | AA | Aa |
-------|------|------|
a | Aa | aa |
-------|------|------|
The Punnett square shows the possible combinations of alleles from the parent generation and predicts the genotypes and phenotypes of the offspring in the F1 generation.
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Which of the following correctly describes a graded potential?
Answer:
Graded potentials are changes in membrane potential that vary in size, as opposed to being all-or-none.
Explanation:
btw, where are the options?
The statement which correctly describes a graded potential is: amplitude of various sizes.
Graded potential refers to a temporary change in electric or membrane potential of a stimulus with respect to both its size and distance.
Amplitude can be defined as the maximum displacement of a wave when measured from its equilibrium position.
Thus, amplitude is measured vertically from an equilibrium position.Generally, a graded potential is directly proportional in amplitude to the size of the stimulus that is send as an input due to the following:
DepolarizationHyperpolarizationIn conclusion, the statement which correctly describes a graded potential is amplitude of various sizes.
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Sometimes patients with Dementia experience the inability to complete tasks.
Simple tasks such as getting dressed, brushing teeth, and eating become
overwhelming. This inability to perform familiar tasks is?
Forgetfulness
Agnosia
Apraxia
Delusions
Apraxia is the inability to carry out routine duties as they are explained in the context.
A neurological illness known as apraxia is characterised by the loss or impairment of the capacity to carry out or execute skilled or deliberate motions, even though the affected person is physically capable of doing so.
Apraxia in dementia patients might show itself as trouble with once-routine and familiar daily tasks like dressing, grooming, or eating. In contrast to other cognitive symptoms of dementia such as forgetfulness, agnosia (loss of sensory perception), and delusions, which are not explicitly connected to the inability to perform tasks, apraxia is separate from these symptoms.
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Which of the following would increase the speed of the rock cycle?
O Increased rainfall
O Decreased sunlight
O Decreased Earth temperature.
The ozone layer is an important component of Earth’s atmosphere because it helps to block UV radiation from reaching Earth. The ozone layer absorbs most of the harmful UV radiation from the Sun and stores it as heat within the stratosphere. If the ozone layer were completely removed, what effect would that change have on temperature?
The temperature would remain unchanged.
The temperature of Earth would increase.
The temperature of the upper atmospheric layers would decrease.
The temperature of Earth would decrease.
The temperature of the stratosphere would decrease.
Answer:
Ozone layer is the topmost layer of the atmosphere of Earth.
If the ozone layer were completely removed, the temperature of Earth would increase.
Explanation:
The sun's ultraviolet (UV) radiations are a leading cause of premature aging, skin cancer, and even death.
As a key part of Earth's atmosphere, the ozone layer plays a crucial role in protecting the planet from harmful ultraviolet (UV) rays. Most of the sun's UV rays are absorbed by the ozone layer, and the energy is then released as heat in the upper atmosphere.
Since the discovery of the ozone hole over Antarctica, global warming has been identified as the primary factor in the planet's warming. If the ozone hole continues to grow, it will have devastating impacts on Earth's atmosphere and make life here almost impossible.
Because of this, if the ozone layer were ever to be destroyed entirely, global warming would occur.
Answer: Ozone layer is the topmost layer of the atmosphere of Earth.
If the ozone layer were completely removed, the temperature of Earth would increase.
Explanation:
Help so easy with number 5
What is the relationship between a molecule of DNA and a chromosome?
Answer: In the nucleus of each cell, the DNA molecule is packaged into thread-like structures called chromosomes. Each chromosome is made up of DNA tightly coiled many times around proteins called histones that support its structure
Explanation:
1. Some human societies have lifestyles that are sustainable, while others do not.
a. Describe how living near water can lead to a more sustainable lifestyle. (0.5
point)
Sustainable living is the attempt to reduce the use of natural resources like fossil fuels, forests, and others by the human society so that these resources remain available for future generation.
It is associated with maintaining the balance in the ecological, economical and societal needs to lead a healthy lifestyle. As it mainly emphasizes over the protection of the environment then it is also called as green living.
An individual who pursues a lifestyle where he/she is concerned of using the resources in a limited quantity so the basic requirement of his/her is fulfilled along with preserving the remaining resources for the coming generation so that their basic requirements could be met, is following a sustainable living.
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The steps to purifying DNA are listed below. Place them in order.
Burst cells open to release DNA
Isolate concentrated DNA
Collect cheek cells
Separate DNA from proteins and debris
Answer:
Explanation:
1. Collect cheek cells
2. Burst cells open to release DNA
3. Isolate concentrated DNA
4. Separate DNA from proteins and debris
Which statement is correct about a dead cell?
A dead cell can maintain its homeostasis; dead cell decomposes over a long period of time.
Which is a dead cell?Sclerenchyma cells contain dead cells they are permanent tissues attending in plants. They provide hardness and defense for plants. Sclerenchyma cells have dead cells, they comprise steadily thickened walls that contain lignin, which makes them sealed to walls and cells can't survive.
Necrosis: this happens when a cell dies due to a lack of a blood supply, or due to a toxin. The cells' pacify can leak out and harm neighboring cells, and may also trigger swelling. Necroptosis: is similar in aspect to necrosis, in that the dying cell's contents can escape.
So we can conclude that Dead Cells is a roguelike-Metroidvania game evolved and published by Motion Twin.
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Which statement is correct about a dead cell?
1.A dead cell cannot maintain its homeostasis; it remains intact until eaten by another organism.
2.A dead cell can maintain its homeostasis; it decomposes over a long period of time.
3.A dead cell can maintain its homeostasis; it remains intact until eaten by another organism.
4.A dead cell cannot maintain its homeostasis; it decomposes over time.
A mother and father are both carriers of a recessive allele that causes a genetic disorder, but neither of the parents has the disorder.
Which is a correct Punnett square for this scenario, and what is the probability for that one of their children will also be a carrier for the disorder?
A
100% probability to be a carrier
B
50% probability to be a carrier
C
75% probability to be a carrier
D
50% probability to be a carrier
The probability for that one of their children will also be a carrier for the disorder is 50% probability to be a carrier. Option B is correct.
Correct Punnett square for this scenario is:
| | A | a |
---|---|---|---|
| A | AA| Aa|
| a | Aa| aa|
In this Punnett square, both parents are heterozygous carriers, which means they both have one copy of the normal allele (A) and one copy of the disease-causing allele (a). The probability of each child inheriting a copy of the disease-causing allele is 50%, and the probability of each child inheriting a copy of the normal allele is also 50%.
Therefore, the probability of one of their children being a carrier for the disorder is 50%. This means that the child will have one copy of the normal allele and one copy of the disease-causing allele, like the parents. However, the child will not have the disorder because they need two copies of the disease-causing allele (one from each parent) to express the disorder.
It is also important to note that this is a simplified model and that many genetic disorders are more complex than a simple dominant or recessive pattern of inheritance. Additionally, genetic testing and counseling may be necessary for couples who are carriers of genetic disorders to understand the risks of passing on the disorder to their children. Hence Option B is correct.
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The immune system keeps the body stable by?
The immune response plays an important role in maintaining homeostasis by preparing the body to fight off infection, and to help the healing process. During infection, the immune system will cause the body to develop a fever and an increase in blood flow to bring oxygen and other immune cells to where the infection is.