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Chapter 13

Question:

Which of the following is an example of alternation of generations?

A) A grandparent and grandchild eachhas dark hair, but the parent has blond hair.

B) A diploid plant (sporophyte) produces, by meiosis, a spore that gives rise to a multicellular,haploid pollen grain (gametophyte).

C) A diploid animal produces gametes by meiosis, and the gametes undergo fertilization toproduce a diploid zygote.

D) A haploid mushroom produces gametes by mitosis, and the gametes undergo fertilization,which is immediately followed by meiosis.

E) A diploid cell divides by mitosis to produce two diploid daughter cells, which then fuse toproduce a tetraploid cell.



Answer:

B) A diploid plant (sporophyte) produces, by meiosis, a spore that gives rise to a multicellular,haploid pollen grain (gametophyte).



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Last update by mayur on 03/27/2014
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Chapter 13
Chapter 13
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Question: Which of the following is an example of alternation of generations? A) A grandparent and grandchild eachhas dark hair, but the parent has blond hair. B) A diploid plant (sporophyte) produces, by meiosis, a spore that gives rise to a multicellular,haploid pollen grain (gametophyte). C) A diploid animal produces gametes by meiosis, and the gametes undergo fertilization toproduce a diploid zygote. D) A haploid mushroom produces gametes by mitosis, and the gametes undergo fertilization,which is immediately followed by meiosis. E) A diploid cell divides by mitosis to produce two diploid daughter cells, which then fuse toproduce a tetraploid cell.
Answer: B) A diploid plant (sporophyte) produces, by meiosis, a spore that gives rise to a multicellular,haploid pollen grain (gametophyte).