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  • Pleiotropic gene:  Option: 1 expressed only in primitive parts of plants   <strong

Pleiotropic gene:
 

Option: 1

expressed only in primitive parts of plants 
 


Option: 2

evolved during pliocene era 
 


Option: 3

controls a trait only in combination with another gene 
 


Option: 4

controls multiple traits in an individual.
 


Answers (1)

 

 

As we already studied in Pleiotropy -

  • There are instances where a single gene can exhibit multiple phenotypic expressions. Such a gene is called a pleiotropic gene. 
  • The underlying mechanism of pleiotropy in most cases is the effect of a gene on metabolic pathways that contribute towards different phenotypes.

Hence, the correct option is (d).
 

Posted by

Kshitij

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