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  • Read the following statements: 1. The heterozygotes and homozygotes in a monohybrid cross have same phenotype explained in light of law of dominance of recessive allele. 2. The

Read the following statements:

1. The heterozygotes and homozygotes in a monohybrid cross have same phenotype explained in light of law of dominance of recessive allele.

2. The allele expressing itself in a heterozygous condition of a gene is called the dominant allele. 

3. The effect of deleterious recessive alleles is masked due to law of dominance.

Option: 1

1, 2 and 3


Option: 2

2 and 3


Option: 3

1 and 3

 


Option: 4

None of these


Answers (1)

best_answer
 
  • The allele which expresses itself in the hybrid or heterozygous condition is called the dominant allele and the other allele which is unable to express in the heterozygous condition is called recessive allele. 
  • The law of dominance explains the phenotypic ratio of 3:1 in F2 progeny.
  • It indicates the superiority of mixed population as it hides many of the defective recessive alleles.

Hence, the correct answer is option b.

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Rishi

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