New alleles in a population come about through ____.
A)natural selection
B)genetic drift
C)gene flow
D)inheritance
E)mutations

Question

New alleles in a population come about through ____. ​
A)natural selection
B)genetic drift
C)gene flow
D)inheritance
E)mutations

Quizplus · Accepted Answer

New alleles can arise through mutations, which are random changes in DNA sequences. Mutations can be caused by errors in DNA replication or by environmental factors, such as radiation or chemicals. Once a new allele arises, it may become more or less common in a population through the processes of natural selection, genetic drift, and gene flow.

New Alleles in a Population Come About Through ____