Question

How do Mendel’s experiments show that traits are inherited independently. Explain with the help of Punnett square and explain the phenotype ratio obtained in F2 generation.                   ( critical thinking)                         
*5 Marks.​

Answer 1

Explanation:

1)Mendel crossed two pea plants differing in contrasting traits of two characters i.e a dihybrid cross.

2)He crossed a pea plant having yellow coloured and rounded seeds with another pea plant having green coloured and wrinkled seed.

3)The F 1generation has all round and yellow seeds.

4)The F 2generation, all the characters inherited independently. (round yellow, round green, wrinkled yellow, wrinkled green.