Match Each Term with Its Definition or Description

Multiple Choice

Match each term with its definition or description.
-Primary germ layer that forms the lining of the gastrointestinal tract

A) Zygote
B) Morula
C) Blastocyst
D) Placenta
E) Fetus
F) Embryo
G) Ectoderm
H) Mesoderm
I) Endoderm
J) Histogenesis
K) Amniotic cavity
L) Implantation
M) Organogenesis
N) Fertilization
O) Yolk sac