Question

What do animals ranging from corals to monkeys have in common?

Answer 1

Animals which have ranging which is from corals to monkeys they have presence of Hox genes in common.

Hox genes are examples of homeotic gene. They are group of genes which have genes which are related and they do control the plan of the body.

If the segments of embryo are being formed then the determinants of wings, antennae and legs is the Hox protein.

Answer 2

Unfortunately this question is incomplete as it is a multiple choice question. The following options are provided: 
A) body cavity between body wall and digestive system
B) number of embryonic tissue layers
C) type of body symmetry
D) presence of Hox genes
E) degree of cephalization

The answer is D: presence of Hox genes

Hox genes are a group of genes that determine the basic structure and orientation of animals.