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  • A cross was carried out between two pea plants homozygous dominant for yellow and round seeds with homozygous recessive for the same trait. The progeny of such a cross sho

A cross was carried out between two pea plants homozygous dominant for yellow and round seeds with homozygous recessive for the same trait. The F_{2} progeny of such a cross showed phenotypic ratio of 9:3:3:1

(a) State the different laws of Mendel that could be derived from such a
cross.

(b) Write the possible genotypes for the progeny for such a cross having

(i) yellow and wrinkled seeds

(ii) green and round seeds.

 

 
 
 
 
 

Answers (1)

a) Different laws of Mendel that could be derived from such a cross are:

  • Law of dominance
  • Law of segregation
  • Law of independent assortment

b) 

i) Yellow and wrinkled - YYrr / Yyrr

ii) Green and round - yyRR , yyRr

Posted by

Safeer PP

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