Multiple Choice
Maternal stress during pregnancy
A) has no effects on a fetus.
B) causes mutations during the embryonic stage.
C) is associated with premature birth.
D) doesn't happen because a woman's endorphin levels are very high.
Correct Answer:
Verified
Correct Answer:
Verified
Q101: _ is a condition in which the
Q102: The zygote has _ of chromosomes.<br>A)13 pairs<br>B)23
Q103: One danger to premature babies is respiratory
Q104: The fluid-filled membrane that protects the embryo
Q105: A fetus begins to develop external genitals
Q107: After conception,we refer to the fertilized egg
Q108: The embryo's digestive system,lungs,and glands are formed
Q109: An isolette is generally used<br>A)to keep mothers
Q110: In some complicated births,a baby may need
Q111: Explain the effects that teratogens may have