Generative cell was destroyed by laser
WebGenerative cell was destroyed by laser but a normal pollen tube was still formed because [1989]a)vegetative cell is not damagedb)contents of killed generative cell … WebThe generative cell produces two sperm cells. While the vegetative cell produces the pollen tube. That helps to deliver the male gametes to the embryo sac. However if a laser beam kills the generative cell, it will be ineffective on the normal pollen tube formation. Thus, the correct answer is option D. Was this answer helpful? 0 0
Generative cell was destroyed by laser
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WebGenerative cells are mainly involved in serving as reproductive cells of the pollen grains. Hence, after pollination, they develop two sperm cells in the angiosperms, of which one sperm cell unites with the egg leading to the formation of … WebVerified answer. biology. Movement of glucose from one side to the other side of the intestinal epithelium is a major example of transcellular transport. How does the \mathrm {Na}^ {+} / \mathrm {K}^ {+} Na+/K+ ATPase power the process?
WebA gene gun is used for delivery of exogenous DNA to cells. This method is known as 'biolistics'. Gene guns can be used effectively on most cells but are mainly used on plant … WebEven after killing the generative cell with a laser beam, the pollen grain of a flowering plant germinates and produces normal pollen tube because A. Laser beam stimulates pollen germination and pollen tube growth B. C. D. The vegetative cell has not been damaged class-12 sexual-reproductio-in-flowering-plants Share It On FacebookTwitterEmail
WebGenerative cell was destroyed by laser but a normal pollen tube was still formed because vegetative cell is not damaged. Vegetative cell determines and helps in growth of pollen tubes. 136 WebGenerative cell was destroyed by laser but a normal pollen tube was still formed because(a) vegetative cell is not damaged(b) contents of killed generative c...
WebSolution: Generative cell was destroyed by laser but a normal pollen tube was still formed because vegetative cell is not damaged. Each microspore divide by mitotic division …
WebJun 17, 2024 · The generative cell divides to produce two sperm by mitosis. Figure 24.4. 1: Angiosperm pollen In the image above, you can see three pollen grains. In two of them, you can see the generative cell and the tube cell nucleus. Observe a prepared slide of a Lilium ovary cross section (pre-fertilization). A Lilium pistil consists of three fused carpels. bridgeview twin fallsWebGenerative cell was destroyed by laser but a normal pollen tube was still formed because vegetative cell is not damaged. Vegetative cell determines and helps in growth of pollen … can we add parameter in custom sqlWebGerm cell degeneration is common during testicular development and in adults and is a major factor in determining the efficiency of spermatogenesis in terms of the theoretic … bridgeview veterinary clinicWebThey have conducting cells instead of tracheids. E. They have no H2O transport mechanisms. C. Grow to very large sizes. The development of tracheids helped land plants to do what? A. Resist desiccation. B. Protect the genome from UV exposure. C. Grow to very large sizes. D. Absorb H2O from stems and leaves. bridgeview vacation packagesWebThe generative cell may divide to form two sperm cells before the pollen grain (developing male gametophyte) is shed or while the pollen tube is growing during germination. The pollen grains of angiosperms have variously, and often elaborately, ornamented walls characteristic of the… seeds In seed: Angiosperm seeds can we add password to folderWebOct 24, 2024 · Generative cell was destroyed by laser but a normal pollen tube was still formed because (a) vegetative cell is not damaged (b) contents of killed generative cell … can we add personal loan in itrWebMay 25, 2024 · Correct Answer: A Suggest Corrections Detailed Solution Generative cell was destroyed by laser but a normal pollen tube was still formed because vegetative … bridgeview veterinary hospital peru il