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Question: Answered & Verified by Expert
The generative cell is destroyed by laser but a normal pollen tube is still formed because
BiologySexual Reproduction in Flowering PlantsNEET
Options:
  • A The region of emergence of pollen tube is not harmed
  • B Laser beam stimulates growth of pollen tube
  • C Contents of killed generative cell stimulate pollen growth
  • D Vegetative cell is not damaged
Solution:
2974 Upvotes Verified Answer
The correct answer is: Vegetative cell is not damaged
Each microspore divides by mitotic division making a smaller generative cell and a larger vegetative cell or tube cell. If the generative cell is damaged then the normal pollen tube will be formed because the pollen tube is formed by vegetative cells, not by a generative cells of microspore.

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