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The generative cell divides once more by pollen mitosis 2 to form two sperm cells completely enclosed within the vegetative cell cytoplasm either before pollen is shed (tricellular pollen) or within the pollen tube (bicellular pollen).1. Why tricellular pollen is formed when generative cells divide before pollen is shed ?2. Why bicellular pollen is formed when generative cell divides within the pollen tube ?

The generative cell divides once more by pollen mitosis 2 to form two sperm cells completely enclosed within the vegetative cell cytoplasm either before pollen is shed (tricellular pollen) or within the pollen tube (bicellular pollen).1. Why tricellular pollen is formed when generative cells divide before pollen is shed ?2. Why bicellular pollen is formed when generative cell divides within the pollen tube ?

Grade:12

1 Answers

Arun
25750 Points
6 years ago
The engulfed generative cell divides once more by mitosis (pollen mitosis II) to form the two sperm cells completely enclosed within the vegetative cell cytoplasm either before pollen is shed (tricellular pollen) or within the pollen tube (bicellular pollen)

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