Multiple Choice
The ectoderm gives rise to
A) the lining of the digestive tract, respiratory tract, pancreas, and liver.
B) the nervous system, including the eyes and ears.
C) structures derived from skin, such as hair, feathers, nails, or claws.
D) heart, blood vessels, muscle, and bones.
E) Both b and c
Correct Answer:
Verified
Correct Answer:
Verified
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