The duplication of homeotic Hox) genes has been significant in the evolution of animals because it
A) reduced morphological diversity into simpler forms of life.
B) caused the extinction of major groups.
C) allowed animals to survive on significantly fewer calories.
D) permitted the evolution of novel forms.

Question

Quizplus · Accepted Answer

Duplication of Hox genes allowed for the evolution of novel forms because it provided extra genetic material that could be modified and mutated without disrupting the original functioning of the gene. This allowed for the development of new structures and body plans that contributed to the diversification of animal life.

The Duplication of Homeotic Hox) Genes Has Been Significant in the Evolution