Question

Difference between Monohybraid and dihybrid cross .....in hindi or English

Answer 1

Monohybrid cross is a cross involving only one pair of contrasting character.

Example : TT for tall and tt for small phenotype.

Dihybrid cross is a cross involving two pairs of contrasting character.

Example : TTPP for tall plant with purple flower while ttpp for small plant with white flower.

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Answer 2

Hi friends!

⭐ Monohybrid Cross:

i.) Cross involving a single pair of contrasting characters is called Monohybrid cross.

ii.) F1 plants of Monohybrid cross produce two types of gametes.

iii.) Monohybrid Cross has a phenotypic ratio of 3:1 in F2 generation.

⭐ Dihybrid Cross

i.) Cross involving two pairs of contrasting characters is called Dihybrid Cross.

ii.) F1 plants of Dihybrid produce four types of gametes.

iii.) Dihybrid Cross has a phenotypic ratio of 9:3:3:1 in F2 generation.

I hope this will help you.