Question

In a cross between two tall pea plants some of the off-springs produced were dwarf. Show with the help of Punnett square how this is possible.

Solution

The two tall plants need to be heterozygous in nature to produce a dwarf plant. The parents should have Tt genotype. They form two types of gametes T and t , from which t and t combine and form a dwarf plant.

Some More Questions From Principles of Inheritance and Variation Chapter

What for symbols AA and Aa stand ?

Mention the phenomenon of pleiotropy by giving an example.

Name the plant that shows incomplete dominance in respect of the colour of its flower.

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Principles Of Inheritance And Variation

In a cross between two tall pea plants some of the off-springs produced were dwarf. Show with the help of Punnett square how this is possible.

Some More Questions From Principles of Inheritance and Variation Chapter

What for symbols AA and Aa stand ?

Mention the phenomenon of pleiotropy by giving an example.

Name the plant that shows incomplete dominance in respect of the colour of its flower.

Write the genotypes of man with blood group A.

What is Mendel’s monohybrid phenotypic ratio ?

Write down Mendel’s dihybrid Phenotypic ratio

Who were the rediscoverers of Mendelism ?

What are the real determinants of what an organism will become ?

What is the unique feature of F1 generation ?

What will be the genetic make up of an organism which suffers from sickle cell anaemia ?

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