10. -what c cellular process occurs in specialized structures on B to produce ga

Question

10. -what c cellular process occurs in specialized structures on B to produce gametes for fertilization? a. Mitosis b. Meiosis 11. B Which generation is represented by the fern fronds, labeled C? a. Gametophyte Sporophyte What is the name of the collection of reproductive structures on the underside of a c. Gametophyte 12. fern frond, labeled D? a. Spore Sorus d. Sporangium 13. What generation of tissue is pollen? A. Sporophyte B. Gametophyte C. Both generations are present within a single pollen grain.

Explanation / Answer

10. Meosis, Because meosis causes the parental chromosomes to halve so that gametes receive half set of chromosomes. When fertilization occurs, two gametes mix and produces a diploid zygote which develops into a new sporophyte.

13. Gametophyte, Because In plants the gametophytes are very reduced in size, and are represented by the pollen and the embryo sac.

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