Author Question: The embryo's digestive system, lungs, and glands are formed by cells in its A) ectoderm. B) ... (Read 38 times)

gbarreiro · **on:** Jun 22, 2018

The embryo's digestive system, lungs, and glands are formed by cells in its

A) ectoderm.
B) pachyderm.
C) mesoderm.
D) endoderm.

Question 2

Neurogenesis is

A) a normal process in which nerve cells form.
B) a degenerative neural problem in some embryos.
C) the beginning of damage to the fetal brain due to alcohol use by the mother.
D) the result of cocaine use during pregnancy.