Which of the following is false?
a. The endoderm, mesoderm, ectoderm
are germ layers.
b. The trophoblast is a germ layer.
c. The inner cell mass is a source of
embryonic stem cells.
d. The blastula is often a hollow ball of
cells.
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Which of the following is false?
a. The endoderm, mesoderm, ectoderm
are germ layers.
b. The trophoblast is a germ layer.
c. The inner cell mass is a source of
embryonic stem cells.
d. The blastula is often a hollow ball of
cells.
