When the plant microspore of an angiosperm divides mitotically, it gives rise directly to a microgametophyte, which is composed of two cells.
What is a microgametophyte?
A plant microgametophyte can be defined as the product of the mitotic division of a pollen grain or microspore.
The microgametophyte is a structure composed of two cells, which include the tube cell and the generative cell whose division generates spermatic cells.
In conclusion, when the plant microspore of an angiosperm divides mitotically, it gives rise directly to a microgametophyte, which is composed of two cells.
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