Multiple choice

Which of the following statements is/are correct about the first generation purebred cross between tall and dwarf plants?

a. Only tall plants were produced in the first generation. b. Tall and dwarf plants were produced in the ratio 3 : 1. c. Only dwarf plants were produced in the F1. d. The seeds were round and green.

  1. a and d

  2. only a

  3. b and d

  4. only b

  5. only c
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

This is the correct answer as in the first generation, only tall plants were obtained as the dominant gene Tt or TT was present in purebred tall plants.

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