What is the duration of the embryonic period?
A) 10 days
B) 2 weeks
C) 6 weeks
D) 7 months
Correct Answer:
Verified
Q12: The embryo's inner layer of cells is
Q13: The transition from zygote to embryo involves
A)
Q14: Which of the following is not a
Q15: The bag that eventually develops around an
Q16: Amniotic fluid develops from
A) blood.
B) dead cells.
C)
Q18: The umbilical cord consists of
A) a single
Q19: Fertilization occurs when one single sperm unites
Q20: Eating fish has been identified as a
Q21: Failure of the neural tube to close
Q22: It is generally agreed that consumption of
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