Question 3 - Past Year - 3 Mark Questions - Chapter 9 Class 10 - Heredity and Evolution

Last updated at Dec. 13, 2024 by

Name the plant Mendel used for his experiment. What type of progeny was obtained by Mendel in F 1 and F 2 generations when he crossed the tall and short plants? Write the ratio he obtained in F 2 generation plants.

 

Answer:

The plant Mendel used for his experiment was a pea plant .

PLANT MENDEL USED FOR HIS EXPERIMENT WAS A PEA PLANT - Teachoo.jpg

  • F 1 progeny - All plants were tall
  • F 2 progeny - Mix of tall and short plants

Ratio of tall:short plants obtained in the F 2 generation is 3:1 

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Transcript

PLANT MENDEL USED FOR HIS EXPERIMENT WAS A PEA PLANT Parental Generation Gametes F1 Generation All are Tt Genotype Phenotype All are tall X (Mating) Gametes F2 Generation Genotype Phenotype Tall dwarf 3:1 TT: Tt : tt = 1 : 2 : 1

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