<span>Answer:
Careful observation can lead to consolations even though the underlining reason or mechanism behind the phenomenon is unknown</span>
They are buried in the core of the structure.
Secondary consumer is the answer.
Answer and Explanation:
Because the DNA sequence determines a protein's amino acid sequence, a gene shared by two closely related organisms should have similar, or even identical, amino acid sequences. That's because closely related species most likely diverged from one another fairly recently in the evolutionary span. Thus, they haven't had as much time to accumulate random mutations in their genetic codes.
