All of the following are processes that occur during angiosperm reproduction EXCEPT
A) one megaspore degenerates, and the other three divide once to produce the six-celled embryo sac.
B) the megaspore mother cell undergoes meiosis to produce four haploid megaspores.
C) the tube cell produces the pollen tube.
D) the generative cell forms two sperm cells via mitosis.
E) the microspore mother cell undergoes meiosis to produce four haploid microspores.
A
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a. echidna b. hydrax c. Tasmanian devil d. manatee
The evolutionary effects of genetic drift are greatest when _____.
A) the population size is large B) intraspecific competition is intense C) the population size is small D) intraspecific competition is weak E) sexual selection occurs
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A. C3, C4, and CAM plants B. CAM plants C. C3 plants D. C4 plants
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