Heterozygote Advantage — Sickle Cell Allele in Humans

Please select two parent genotypes from the three options provided and move them into the parent cells.

Possible options

Parent genotypes

  • Cell 1

  • Cell 2

For the selected parent genotypes, determine the phenotype and genotype ratio percentages in the offspring and type them in the space provided.

What is the expected phenotype ratio?


%
%
%

What is the expected genotype ratio?


%
%
%
Select the Submit button to submit your response.

Correct Answer


Phenotype:
100% round / yellow
Genotype:

100% RR YY

Please select the Close button to close the popup and reattempt the activity.