A biome is best described as a major type of ecosystem with SYSTEMS OF HABITATS HAVING DIFFERING CLIMATES.
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Answer:
QUESTION:
amino acids come from which type of organic molecule?
ANSWER:
<em><u>Proteins</u></em>
Proteins are polymers made up of nitrogen-containing monomers called amino acids. An amino acid is a molecule composed of an amino group and a carboxyl group, together with a variable side chain.
Explanation:
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The correct answer is the first statement.
In intraspecies competition, there is a competition for recourses among the individuals from the same species. This is due to the limited availability of the recourses in the habitat. Only the fittest individuals will be able to gather enough recourses and survive.
Answer:
a. Extension of the lower leg
Explanation: is correct