If a baby were born with malformed eyes and ears as the result of a problem very early in development, the most likely cause would be with the development of the:
A) ectoderm
B) mesoderm
C) endoderm
D) placenta

Question

Quizplus · Accepted Answer

Immediately after implantation, the embryonic disk develops into three distinct layers. The outer layer, known as the ectoderm, will become the skin, the sense organs, and the brain and nervous system.

If a Baby Were Born with Malformed Eyes and Ears