Multiple Choice
During which process is exposure to teratogens most devastating for the development of the embryo's organs?
A) gastrulation
B) organogenesis
C) formation of the blastula
D) cleavage
Correct Answer:
Verified
Correct Answer:
Verified
Q56: When environmental factors influence gene expression,this is
Q57: What process starts at the embryonic period?<br>A)fertilization<br>B)formation
Q58: The gestation period is approximately:<br>A)2 weeks.<br>B)340 days.<br>C)280
Q59: Discuss morning sickness and hyperemesis gravidarum.
Q60: Which of the following does NOT occur
Q62: Which of the following is an inherited
Q63: By which period of prenatal development will
Q64: Breast milk also acts as a mild
Q65: The 16-cell stage is known as the:<br>A)blastomere.<br>B)morula.<br>C)blastocyst.<br>D)trophoblast.
Q66: Which hormones stimulate the growth of alveoli