Question

In: Biology

Considering the angiosperm life cycle, explain the differences and similarities between a megasporocyte and a microsporcyte.  Be...

Considering the angiosperm life cycle, explain the differences and similarities between a megasporocyte and a microsporcyte.  Be sure to indicate what the ploidy level of these cells, what they produce, the processed used to make the products, and the ploidy level of those products. Explain the similarities and differences between an angiosperm, female gametophyte and an angiosperm male gametophyte.

Solutions

Expert Solution

Megasporocyte Microsporocyte
Represents megaspore mother cells Represents microspore mother cell
Diploid diploid
Present in ovary of carpel present in anther of stamen
Undergoes meiosis to form 4 haploid megaspores undergoes meiosis to from 4 haploid microspores
Only one megaspore remains functional all the 4 microspores are functional and are produced in tetrads generally
Female gametophyte Male gametophyte
haploid haploid
formed after reduction division formed after reduction division
Contains 8 nuclei and 7 cells contains 1 nucleus and 1 cell
Stays in ovary of plants carried by wind or water or insects to stigma of flower and then it goes to ovary
No divison further in ovary, divides to form 2 sperm cells

Similarities are in bold.

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