In All Vertebrate Animals, Development Requires

Question

In all vertebrate animals, development requires
A) a large supply of yolk.
B) an aqueous environment.
C) extraembryonic membranes.
D) an amnion.
E) a primitive streak.

Accepted Answer

An aqueous environment is essential for the development of all vertebrate animals, as it provides the necessary conditions for embryonic development, including hydration, protection, and the facilitation of nutrient and waste exchange.