The diploid sporophyte stage is dominant in the life cycles of all of the following except: a. a pine tree. b. a rose bush. c. a moss. d. a fern.
Question
The diploid sporophyte stage is dominant in the life cycles of all of the following except: a. a pine tree. b. a rose bush. c. a moss. d. a fern.
Solution
The answer is c. a moss.
In the life cycle of a moss, the haploid gametophyte stage is dominant, not the diploid sporophyte stage. This is different from the life cycles of pine trees, rose bushes, and ferns, where the diploid sporophyte stage is dominant.
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