Fetal hemoglobin becomes largely replaced with adult hemoglobin
A) after the first trimester.
B) at birth.
C) from 4 months after birth.
D) when a child starts school.
Correct Answer:
Verified
Q39: A blastomere is a _ and a
Q40: Teratogens are substances that
A)stimulate embryonic growth.
B)cause congenital
Q41: The period of preactive dying takes
A)up to
Q42: Repair enzymes correct
A)the degeneration of collagen and
Q43: Which of the following provides the main
Q45: The term newborn refers to the period
Q46: During the embryonic stage, the primary germ
Q47: The major body parts derived from mesoderm
Q48: The chorion _ and the amnion _.
A)is
Q49: A major body part derived from endoderm
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