Polypeptide chains consist of long chains of amino acids. They are formed together by peptide bonds.
Answer:
A
Explanation: Ex: heavy fur coat great in Alaska, bad in Florida
Not B: organizms can learn behaviors but adaptation is biological.
Not C. Answer is not for basic biology.
Not D: Competition varies under factors such as environment.
No, there are only two words that starts with ‘K’ an alliteration would be more like: ponies put on polished purses pointlessly