The innermost layer of the pollen sac wall is the:
A) sporogenous layer.
B) sporopollenin layer.
C) exine.
D) intine.
E) tapetum.
Correct Answer:
Verified
Q23: In most angiosperms, the primary endosperm nucleus
Q24: Which of the following statements about pollen
Q25: Which of the following statements concerning transmitting
Q26: In the center of the embryo sac
Q27: Microsporocytes divide by _, forming _.
A)mitosis; haploid
Q29: The process of double fertilization occurs:
A)only in
Q30: In the process of double fertilization, one
Q31: In the process of pollination, the:
A)anther dehisces,
Q32: In the most common pattern of embryo
Q33: About 70% of living angiosperms have a(n)
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