Studies of the Pax6 gene and its homologs suggest that

A. the eyes of many different species are descended from a common ancestor.
B. the master genes of the eye in various species are not homologous.
C. the simple eyes of invertebrates and complex eyes of vertebrates arose from two different ancestral control genes.
D. the eye has evolved independently multiple times.


Answer: A

Biology & Microbiology

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