The gene recruitment for venom production
A) evolved independently in each lineage of venomous snakes.
B) evolved in the ancestor of snakes.
C) evolved in the ancestor of snakes and their closest living relatives.
D) evolved in the ancestor of snakes and mammals.

Question

Quizplus · Accepted Answer

The gene recruitment for venom production evolved in the ancestor of snakes and their closest living relatives, indicating a shared evolutionary origin for these venom systems. This suggests that the genetic basis for venom production was present in a common ancestor, rather than evolving independently in each lineage.

The Gene Recruitment for Venom Production