The antifreeze proteins found in fish that live in very cold waters of the Arctic and Antarctic have evolved independently,not because of shared ancestry.Based on this information,which statement is true?
A) The antifreeze proteins in Arctic and Antarctic fish are homologous.
B) The antifreeze proteins in Arctic and Antarctic fish are homoplasies.
C) The Arctic and Antarctic fish form a clade.
D) The antifreeze proteins evolved by evolutionary reversals.
E) Convergent evolution does not occur for antifreeze proteins.

Question

Quizplus · Accepted Answer

Since the antifreeze proteins in Arctic and Antarctic fish have evolved independently, they are not homologous (which would mean they were derived from a shared ancestor) but rather homoplasies (which means they have similar structures and functions but evolved separately).

The Antifreeze Proteins Found in Fish That Live in Very