Biology, asked by divij8692, 1 day ago

When heterozygous tall plants are self - pollinated , then tall and dwarf plants are obtained . This explains

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Answered by maheshgandikota111
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Answer:

When heterozygous tall plants (Tt) are self-pollinated, then tall and dwarf plants are obtained in the ratio of 3 : 1 It shows the law of segregation

Explanation:

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Answered by mehaknagpal200
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When heterozygous tall plants are self-pollinated, then tall and dwarf plants are obtained. This explains the law of segregation.

  • Self-pollination is the transfer of pollen from the anther of a flower to the stigma of the same flower or sometimes to that of a genetically identical flower.
  • Heterozygous tall plants will form two gametes, T and t.
  • When heterozygous tall plants (Tt) are self-pollinated, that is, Tt × Tt.
  • They will produce offspring in their F1 generation, labeled as, TT (homozygous tall), Tt (heterozygous tall), and tt (homozygous dwarf).
  • The F1 generation will follow the ratio 3: 1, that three-fourth of the offspring will be tall and one-fourth will be dwarf.
  • This explains the law of segregation, which states the two members of a pair of alleles separate during gamete formation.
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