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Grade: 12
        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 ?
2 years ago

Answers : (1)

Arun
23041 Points
							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)
						
2 years ago
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