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Which of the following pairs is wrongly matched ?

  • Option 1)

    XO type sex determination : Grasshopper

  • Option 2)

    ABO blood grouping : Co - dominance

  • Option 3)

    Starch synthesis in pea : Multiple alleles

  • Option 4)

    T.H. Morgan : Linkage

 

Answers (2)

best_answer

As we learnt in

Alleles -

Genes which code for a pair of contrasting traits are known as alleles.

- wherein

They are slightly different forms of the same gene.

Starch synthesis in pea is controlled by pleiotropic gene. Pleiotropic gene has a multiple phenotypic effect because it can control expression of a number of characters.


Option 1)

XO type sex determination : Grasshopper

This is incorrect.

Option 2)

ABO blood grouping : Co - dominance

This is incorrect.

Option 3)

Starch synthesis in pea : Multiple alleles

This is correct.

Option 4)

T.H. Morgan : Linkage

This is incorrect.

Posted by

prateek

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