At an Underdominant Locus,how Will Allele Frequencies Change Through Time

question 26

Multiple Choice

At an underdominant locus,how will allele frequencies change through time?

• A)The homozygote with the greatest fitness advantage will have its allele fixed.
• B)A balanced polymorphism of both alleles will be maintained at a stable equilibrium.
• C)The homozygote with the lowest fitness advantage will have its allele lost.
• D)One or the other allele will be lost depending on their initial frequencies.
• E)Both alleles will be lost.