Unfortunately this question is incomplete as it is a multiple choice question. The following options are provided:
<span>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
</span>
Hox genes are a group of genes that determine the basic structure and orientation of animals.
Answer:
hey friend..... here is your answer....
the shape of DNA is double helix
The three stages of interphase are G1, S, and G2. G stands for "gap", and S stands for "synthesis".
This phenomenon represents homeostasis. It is a self regulating process used by biological systems to maintain stability while adjusting to conditions that are optimal for survival. If it is successful, life will continue.
In this example the African elephants flap their large ears in the air to help cool the blood that flows through them.
(hope this helps ✌)