Answer:
The ecological definition of sustainable harvesting is harvesting that allows population numbers to be maintained or to increase over time. A lagging economy and a lack of alternative construction materials make mangrove harvesting inevitable, and for local people, an economic necessity.
What could or should Mark have handled differently? Give specific examples.
Which statement best explains why fossil fuels are unevenly distributed throughout Earth?
A It took a specific environment and the correct organisms for them to form.
B Earthquakes have shaken them into new locations.
C When Pangea split up the fossil fuels only went to certain locations.
D The fossil fuels were scattered, millions of years ago, when an asteroid hit Earth.
The fossil fuels were scattered, millions of years ago, when an asteroid hit Earth.
Thus, The components of fossil fuels are decaying plants and animals. These fuels may be burned to provide energy and can be found in the crust of the Earth.
An example of a fossil fuel is coal, as well as oil and natural gas. Coal is a substance that is typically found in sedimentary rock formations, which are collections of rock, dead plant and animal materials, and layers of silt.
A chunk of coal must contain more than 50% fossilized plant material. Shale is one sedimentary rock type that contains oil in its native form.
Thus, The fossil fuels were scattered, millions of years ago, when an asteroid hit Earth.
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what is the RNA for the DNA strand TAGCATCGA ?
Answer:
the RNA would be
AUCGUAGCU
Explanation:
the U is in place of the T because RNA does not have thionine in it.
Write a question to match this answer:
6 boxes of 12
Answer:
The chocolate lover bought 6 boxes of chocolate, each containing 12 truffles
Explanation:
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Answer:
The chocolate lover bought 6 boxes of chocolate, each containing 12 truffles. How many truffles did she buy?
HELP!! 30 POINTS
BIOLOGY HELPPPPPPPPPPPPPPPPPPPP
Carlton and Vanessa are lab partners in their biology class. One of their labs was to run the smell test experiment on each other.
When performing the smell test, Vanessa was quite good at noticing a difference between the various intensities of vanilla and also
the various intensities of evergreen. Although Carlton could distinguish what the vanilla and evergreen smells were, he couldn't tell
there was a difference in the intensities in the vanilla or the evergreen. Based on the information presented in this scenario, which
of the following is true?
Vanessa has a more sensitive difference threshold than Carlton.
Carlton has an impaired absolute threshold.
Vanessa has a better absolute threshold than Carlton.
Carlton has the superior performance with respect to the difference threshold.
Vanessa has an impaired absolute threshold.
Vanessa has a better absolute threshold and more sensitive difference threshold than Carlton, and Carlton has an impaired absolute threshold.
Carlton and Vanessa were lab partners for a biology class and were asked to run a smell test experiment on each other.
Vanessa was excellent at noticing the difference between various intensities of vanilla and evergreen.
Carlton, on the other hand, couldn't distinguish the difference in the intensities of both vanilla and evergreen, though he could tell the smells of both.
Hence, based on the information provided in the scenario, it can be inferred that Vanessa has a more sensitive difference threshold than Carlton, and Carlton has an impaired absolute threshold.
The two significant aspects that are involved in the scenario are absolute threshold and difference threshold.
The absolute threshold is the smallest quantity of a stimulus that an individual can detect, whereas the difference threshold is the minimum difference in stimuli that an individual can detect.
Carlton could recognize the stimuli's smell but not the difference in the intensity of vanilla and evergreen.
This shows that Carlton has an impaired absolute threshold.
He could not detect the smallest quantity of a stimulus to differentiate between the smells.
Vanessa was quite good at noticing the difference in the intensities of vanilla and evergreen.
This means that Vanessa has a more sensitive difference threshold than Carlton. She could detect the minimum difference in stimuli required to differentiate between smells.
Vanessa also has a better absolute threshold than Carlton as she could detect the smallest quantity of stimulus required to detect the smells.
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Imagina que un contaminante no biodegradable es arrojado al agua de este ecosistema. ¿Qué puede ocurrir con esté contaminante en el impacto del ecosistema?
Answer:
Cuáles son los ecosistemas más afectados por un derrame de petróleo? ... Como el agua
Explanation:
All of the following could be products of hydrolysis except:
All of the following could be products of hydrolysis except: A steroid, option B.
What occurs during hydrolysis?Hydrolysis is a chemical reaction in which water is used to break apart a larger molecule into two smaller molecules. The water molecule is split into a hydrogen ion (H+) and a hydroxide ion (OH-), and these ions participate in the reaction by attacking the bonds in the larger molecule.
Steroids are not typically broken down by hydrolysis, as they do not contain any hydrolysable bonds. A nucleotide, glucose, a disaccharide, and an amino acid can all be products of hydrolysis reactions, depending on the starting molecule and the type of hydrolysis reaction being performed.
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The complete question is:
All of the following could be products of hydrolysis except:
A a nucleotide B. a steroid C glucose D a disaccharide E an amino acid
1. distinguish between different types of mutations 2. explain why mutations may or may not affect phenotype 3. identify internal and external factors that regulate cell division 4.explain cancer in terms of the cell cycle
Answer:
1.)The types of mutations include: Missense mutation: This type of mutation is a change in one DNA base pair that results in the substitution of one amino acid for another in the protein made by a gene. Nonsense mutation: A nonsense mutation is also a change in one DNA base pair
.2.) Some mutations don't have any noticeable effect on the phenotype of an organism. This can happen in many situations: perhaps the mutation occurs in a stretch of DNA with no function, or perhaps the mutation occurs in a protein-coding region, but ends up not affecting the amino acid sequence of the protein.
3.)External factors include physical and chemical signals. Growth factors are proteins that stimulate cell division. – Most mammal cells form a single layer in a culture dish and stop dividing once they touch other cells. Two of the most important internal factors are kinases and cyclins.
4.) In normal cells, the cell cycle is controlled by a complex series of signaling pathways by which a cell grows, replicates its DNA and divides. ... In cancer, as a result of genetic mutations, this regulatory process malfunctions, resulting in uncontrolled cell proliferation.
Explanation:
Hope this helped :)
What are the primary decomposers select all that apply
Answer:
→ Bacteria
→ Fungi
Explanation:
The options that your talking about are:
Plants
Animals
Bacteria
Fungi
Tree (Is this one of your options? I'm not sure because I had this as one of my options.)
Hope this helped! :^)
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Submitted on 4/13/2022 at 2:35 PM (To avoid plagarism, by users whom decide to copy.)
Which of the following is NOT an example of a biological model? (all answers choices 2nd slide)
Answer:
pictures of different ecosystems
Explanation:
i got it right
What is marine habitat and its characteristics
Refer to the attachment
Hope it helps you
Which of the following is matter in its gas form?
Friction
Lightning
Thunder
Water vapor
could you help me i will give brainlyest
The substance that is a matter in its gas form is water vapor (option D).
What is gaseous state of matter?Matter refers to anything that has mass and occupies space. Matter is the basic structural component of the universe.
Matter is virtually everything around us and can exist in three states as follows:
SolidGaseous LiquidSolid is any substance that can be picked up or held, having a texture, and usually firm. Liquid is a substance that is flowing, and keeping no shape, such as water. It is a substance of which the molecules retain no definite shape, except that determined by the containing receptacle. Gases, on the other hand, is matter in an intermediate state between liquid and plasma that can be contained only if it is fully surrounded by a solid.Water vapor is an example of gaseous material, hence, can be said to be in gaseous form among the options.
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1. What drove Paleolithic artists to make the sculptures?
2. What is the Egyptian canon of proportions?
3. What did you learn from the primary sources about the Spear Bearer?
4. What is Polykleitos's canon of proportions?
1.The motivations and drivers behind Paleolithic artists creating sculptures are not explicitly documented, as there are no written records from that time.
2.The Egyptian canon of proportions refers to the artistic guidelines followed by ancient Egyptian artists to depict human figures in a consistent and standardized manner.
3.The term "Spear Bearer" typically refers to the sculpture known as the "Doryphoros" or "Spear Bearer" by the ancient Greek sculptor Polykleitos.
4.Polykleitos, an ancient Greek sculptor from the 5th century BCE, developed a canon of proportions known as the "Doryphoros Canon" or "Canon of Polykleitos."
1.However, it is believed that the artists were inspired by their surroundings, natural forms, and possibly spiritual or religious beliefs. Some theories suggest that the sculptures had ritualistic or symbolic purposes, representing fertility, hunting, or ancestral figures. Others propose that they were created for personal expression or as a means of communication within the community.
2.It involved specific ratios and proportions that governed the idealized representations of the human body in Egyptian art. The canon typically depicted figures with the head, torso, and legs in a frontal view, while the arms and feet were shown in a more stylized, composite view. The proportions emphasized symmetry, rigid postures, and hierarchical scaling, reflecting the social and religious values of the Egyptian civilization.
3. This sculpture is believed to have been created in the 5th century BCE and is known primarily through Roman copies. It represented a male athlete holding a spear in a contrapposto stance, with balanced and harmonious proportions. The primary sources available regarding the Spear Bearer would include writings from ancient historians, descriptions in art catalogs, and any other documents that discuss the sculpture.
4.This canon aimed to establish an idealized representation of the male figure. Polykleitos believed that harmony and beauty in sculpture could be achieved through mathematical ratios and proportions. His canon emphasized the idea of symmetria, or balance, in the human body. The proportions were based on the concept of the "perfect" or "ideal" male figure, with mathematical ratios determining the relationships between various body parts. The canon aimed to achieve a sense of naturalistic realism while still adhering to the idealized proportions defined by Polykleitos.
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Need help with the question in the picture
Answer:
The answer is k = −11
Explanation:
f(−2)= 0
f(−2)= − 8 − 24 − 2 k + 10 = 0
2 k = -22
and finally; k= −11
Which type of soil would be LEAST likely to support the growth of a rose bush?
Answer:
Roses are very adaptable and can be grown in almost any soil type given it is well drained, deep and full of humus (decayed organic matter).
However, the best soils are those of a medium to heavy loam to a minimum of 35cm, over a good clay sub-soil.
Explanation:
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Describe the mechanism of glycolysis in detail
The process of Glycolysis is a catabolic process in which two molecules glucose goes through a ten- step pathway and yield two molecules of pyruvate . It is a major part of carbohydrate metabolism .
Mechanism Of Glycolysis
The glycolysis is also known as EMP pathway and it is involved in both aerobic and anaerobic conditions .There are two phases in the mechanism of glycolysis in which 5 reactions takes place in each phase and the process of glycolysis takes place in cytosol
Preparatory phase refers to the generation of two molecules of glyceraldehyde 3-phosphate from one molecule of glucose which further goes into the payoff phase . In this phase two molecules of ATP are used and two regulatory enzymes were involved in this reaction .
Payoff phase refers to the further break down of two molecules of glyceraldehyde3-phosphate to two molecules of pyruvate . In this phase four molecules of ATP and two molecules of NADH are generated . In this phase only one regulatory enzyme is involved which is the breakdown of PEP to pyruvate .
Both the phases of glycolysis takes place in the cytoplasm and there are three enzymes that involved in regulating the glycolytic pathway .This process is also known as the catabolic process .
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Most physical characteristics are inherited. Scientists have discovered several genes that contribute to human fatness, particularly genes that regulate the production of specific ____________ , such as ____________ , which stimulates hunger, and ____________ , which reduces hunger.
Answer:
hormones; ghrelin; leptin.
Explanation:
Genetics can be defined as the scientific study of hereditary in living organisms such as humans, animals and plants.
Heredity refers to the transfer of traits (specific physical characteristics) from the parent of a living organism to her offspring through sexual reproduction or asexual production. Some examples of hereditary traits are dimples, tongue rolling, baldness, handedness, freckles, curly hair, color blindness, height, etc.
A gene can be defined as the complete set of hereditary instructions that is typically found in the deoxyribonucleic acid (DNA).
Over the years, scientists have discovered several genes that are known to contribute to human fatness (body weight), especially genes that are saddled with the responsibility of regulating the production of specific hormones, such as ghrelin, which stimulates hunger, and leptin, which reduces hunger.
What is the probability that 2 parents with type O blood will have a child with type O blood?
4/4 (100%)
1/4 (25%)
2/4 (50%)
3/4 (75%)
In order for protein from food to be absorbed and used, it from food must be digested into smaller components. Consider what happens when you eat a high-protein food like scrambled eggs, and rank the steps in the correct order.
Rank the steps of protein digestion in order, starting with the step that occurs first.
1. Stomach acid denatures proteins.
2. Enzymes from the small intestine lining act on protein remnants, breaking them into single amino acids, which are absorbed into the cells of the lining.
3. Mechanical digestion results in the formation of a bolus.
4. Single amino acids travel through the bloodstream to the portal vein and then to the liver.
5. Pancreatic enzymes cleave peptide bonds, leaving dipeptides, tripeptides, and single amino acids
6. Pepsin breaks the polypeptide chains into shorter chains.
7. Take a bite of scrambled eggs. Amino acids are used by the body
Answer:
Take a bite of scrambled eggs.
Mechanical digestion results in the formation of a bolus.
This begins in the mouth where the teeth and tongue break down scrambled egg, and mold it respectively.The is soften by the saliva.
Stomach acid denatures proteins;
As this moves by peristalsis through the oesophagus,it enters the stomach for next stage of digestion.Digestion of protein starts in the stomach and ends in the small intestine.The bolus is denatured by the acidic medium of the stomach.At this stage it called Chyme,because it is semi-fluid in nature.
Pepsin breaks the polypeptide chains into shorter chains
Pepsin is present in the stomach. chief cells,to convert protein to Peptides.
. In the small intestine
Pancreatic enzymes cleave peptide bonds, leaving dipeptides, tripeptides, and single amino acids.
Trypsin Elastase Chymotrypsin,are secreted by the pancreas. They act on the protein and convert it to peptides.This occurs on the wall of the small intestine. Furthermore Carboxypeptidase from the pancreas acts on the protein further converted to peptides and Amino acids.
Small Intestine
Enzymes from the small intestine lining act on protein remnants, breaking them into single amino acids, which are absorbed into the cells of the lining.
Aminopeptidase Dipeptidase are secrested from the wall of intestine to finalay convert the protein to Amino acids,the end products of protein digestion.
. Single amino acids travel through the bloodstream to the portal vein and then to the liver.
Amino acids are used by the body.
This is used for enzymes formation,hormones etc.
Explanation:
In this case, the steps of protein digestion are in order, starting with the step that occurs first - 7, 3, 1, 6, 5, 2, 8.
Digestion of proteinDigestion starts with the Mechanical degradation of protein-rich foods in the mouth. Denaturation of proteins in the stomach by hydrochloric acid and Breaking down the protein of food into peptides and some free amino acids in the stomach by the pepsin enzyme.
It moves into a duodenum where the polypeptides are further degraded to the oligopeptides and amino acids by the trypsin enzyme. In the small intestine, along with the last stages of degradation, begins the process of absorption of degradation products into the blood.
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22. What are the properties of an efficient gas exchange system, assuming it has a good blood supply?
Answer:
There's good oxygen supply and good carbon dioxide eradicator.
Explanation:
Hope it helps.
Identify the trophic level held by each of the organisms on the food web above. It is possible for an organism to hold two or more levels depending on what they eat.
The Levels are: Producer, Primary Consumer, Secondary Consumer, Tertiary Consumer
The organisms are: Deer , Frog, Grass, Mouse, Eagle, Trees
The trophic level develops as every link or grade in a food web. At a trophic level, autotrophs, the manufacturers, are the first. Following that are primary and secondary consumers. The people who decompose are at the lowest trophic layer.
How many trophic levels can you find in the food web?All food chains including webs contain more than an assortment of various trophic levels. There are only four trophic levels overall principle. Many consumers consume at many trophic levels. People are the key consumers organic vegetation that includes vegetables.
What exactly is a trophic level?Microbes occupy a particular trophic position in the food web according to the source that provides their nourishment or food. The initial trophic level is made composed of the main producers, who are followed by main consumers (herbivores), main consumers (carnivores who survive on herbivores), and so on.
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Which side of the heart has oxygenated blood? Which side has deoxygenated blood?
Iced tea debate and salty soup
Answer:
The heat caused the water to evaporate. In the Ice Tea debate the tea is changed from a liquid to a solid. This shows that the matter which is the tea is conserved but it is just in a different form of state. In the salty soup scenario, the water is turned into vapor.
How would extra carbon dioxide
in a lake be removed?

Answer:
Carbon dioxide in a lake can be removed by chemical treatment using liming agents such as sodium carbonate or hydrated lime and quicklime. These liming agents react with carbon dioxide and reduces carbon dioxide and increases the pH and alkanity of the lake
Explanation:
Identify different forms carbon takes throughout the carbon cycle.
Answer:
The processes through carbon cycle are photosynthesis, respiration, decomposition and combustion
According to the age structure diagram shown Chad is most likely which type of country?
The answer is that Chad is most likely a developing country. According to the age structure diagram given in the question, the population of Chad is mostly young and has a smaller proportion of elderly people.
This suggests that Chad is most likely a developing country. Developing countries have younger populations with higher fertility rates and lower life expectancies, resulting in a larger proportion of children and young adults in the population.
As a result, the population structure of a developing country is usually characterized by a broad base (large proportion of children and young adults) and a narrow top (small proportion of elderly people).Chad is most likely a developing country due to the shape of its population pyramid or age structure diagram.
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Need help on these too. (I’d appreciate if you answer at least some questions)
Answer:( answer for number one) an essential nutrient for the production of amino acids, proteins, nucleic acids. ( number 2 ) for the growth, maintenance, and repair of all tissues and cells, and for the production of the genetic building blocks, DNA and RNA
This is a molecule of glucose, a simple carbohydrate. If this molecule were broken down, would it provide all of the elements needed to assemble lipids, nucleic acids, or proteins? Use evidence from the diagram in your answer.
Answer:
The correct answer is - no.
Explanation:
Carbohydrates are made up of thee elements carbon, hydrogen, and oxygen so if the carbohydrate is completely broken down it will release these elements.
Lipids are made up of similar elements as glucose however, they also contain sulfur and phosphorus. Similarly for proteins and nucleic acid nitrogen, nitrogen sulfur, and selenium other than the elements released by glucose.
Thus, the correct answer would be - no.
For the cloning lab, you processed two tubes, one with the plasmid (+pGLO), one without the plasmid (-pGLO). The solutions were then plated on the LB, LB/amp and LB/amp/ara plates. The (+pGLO) on LB/amp served as a(an)
In the cloning lab, one processed two tubes, one with the plasmid (+pGLO) and one without the plasmid (-pGLO), and the (+pGLO) on LB/amp served as the experimental plate where the gene glows ,so the option c is correct.
What is the significance of the (+pGLO) tube?The +pGLO tube contains bacteria transformed with the pGLO plasmid that have a gene for antibiotic resistance and a gene for fluorescence, so the bacteria on the LB/amp/ara plate serve as a control, and based on the control, sensitive and resistant bacteria are differentiated.
Hence, in the cloning lab, one processed two tubes, one with the plasmid (+pGLO) and one without the plasmid (-pGLO), and the (+pGLO) on LB/amp served as the experimental plate where the gene glows ,so the option c is correct.
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The question is incomplete, the complete question is the below,
For the cloning lab, you processed two tubes, one with the plasmid (+pGLO), one without the plasmid (-pGLO). The solutions were then plated on the LB, LB/amp and LB/amp/ara plates. The (+pGLO) on LB/amp/ara served as a(an) ________________________
Group of answer choices
a) control to see if transformation worked and bacteria are now antibiotic-resistant
b) control to see if bacteria survived the process of transformation
c) the experimental plate where the gene glows
d) the experimental plate where the gene of interest is expressed