A population is in Hardy- weinberg equilibrium for a gene with only two alleles. If the gene frequency of an allele $A$ is $0.7$, the genotype frequency of $Aa$ is

  • [AIIMS 2014]
  • [AIIMS 2016]
  • A

    $0.21$

  • B

    $0.42$

  • C

    $0.36$

  • D

    $0.7$

Similar Questions

Genetic drift operates in

  • [NEET 2016]

''Migration may enhance or blurr the effects of selection''. Comment.

State and explain any three factors affecting allele frequency in populations.

In Hardy-Weinberg principle expression of allele frequency is represented by

Natural selection where more individuals acquire specific character value other than the mean character value, leads to:

  • [NEET 2022]