A mutation in the Hoxc8 gene in the ancestor of modern snakes caused its descendants to have ____.
A) no forelimbs or necks
B) vestigial forelimbs
C) necks but not forelimbs
D) no ribcages or limbs
E) no forelimbs or hindlimbs

Question

Quizplus · Accepted Answer

The mutation in the Hoxc8 gene in the ancestor of modern snakes led to the loss of forelimbs and necks, contributing to their elongated, limbless body plan.

A Mutation in the Hoxc8 Gene in the Ancestor of Modern