Comparisons Between the Cytochrome B Protein Sequence in the Honeycreeper

question 53

Multiple Choice

Comparisons between the cytochrome b protein sequence in the honeycreeper versus the deer mouse and the Gough Island finch reveal 18 and 4 amino acid differences, respectively. Therefore, _____.

• A) the honeycreeper is more closely related to the deer mouse
• B) the honeycreeper and the Gough Island finch are the same species
• C) the honeycreeper is more closely related to the Gough Island finch
• D) no DNA mutations have occurred during the evolution of the honeycreeper
• E) the DNA sequences of all three species are identical

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