Multiple Choice
What describes placental mammalian embryos?
A) They are born immediately after fertilization.
B) They develop inside a leathery shell.
C) They complete development in a pouch.
D) They hatch from an internal egg.
E) They are totally dependent on the mother for complete development.
Correct Answer:
Verified
Correct Answer:
Verified
Q56: Which of the following determines genetic sex
Q57: The uterine lining proliferates during the female
Q58: What process is absent in mammals with
Q59: In females at puberty,what cells begin to
Q60: Terrestrial vertebrates and some fish evolved a
Q62: Ovulation occurs by a surge in the
Q63: There are exceptions to the general rule
Q64: What is often -- but not always
Q65: In agriculture,male animals are often castrated to
Q66: Choose the letter of the best match