Which of the following occurs during the embryonic stage of development?
A) Chorion appears.
B) Nose, eyes, and ears become noticeable.
C) Testes descend into the scrotum.
D) Heartbeat can be heard.
E) Fingernails appear.
Correct Answer:
Verified
Q9: Which of the following is not associated
Q10: The embryonic disk becomes the inner cell
Q11: Which part of the sperm contains the
Q12: Describe the steps of fertilizing an egg
Q13: Where are the mitochondria located in the
Q15: Describe what occurs during cleavage,growth,morphogenesis,and differentiation.
Q16: Embryonic development begins with
A) fertilization.
B) the first
Q17: Which of the following is not derived
Q18: Which of the following is involved in
Q19: When does the heart begin to develop?
A)
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