A micropyle is a(n) :
A) nutritive structure of the embryo.
B) nutritive structure of the pollen grain.
C) opening in the megaspore wall.
D) opening in an integument.
E) opening in the megasporangium wall.
Correct Answer:
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Q4: Which of the following statements about gymnosperms
Q5: Which of the following questions concerning the
Q6: _ produce nonmotile sperm.
A)Conifers and gnetophytes
B)Conifers and
Q7: After fertilization, the integuments develop into the:
A)seed
Q8: In which gymnosperms do multiflagellated sperm swim
Q10: In which of the following groups is
Q11: The fossil record indicates that the integument
Q12: Polyembryony is common in gymnosperms because a(n):
A)seed
Q13: Just before fertilization, a gymnosperm ovule contains:
A)an
Q14: In seed plants, the _ is called
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