Match Each Term with Its Definition or Description

Multiple Choice

Match each term with its definition or description.
-Source of nutrients in birds,but produces blood cells in humans

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