JC Genetics and Evolution

Front

What is the most likely reason dark moths began to outnumber white moths in cities after the Industrial Revolution?

Back

Light-colored moths were less favored for survival in the new environment.

Front

What are the alleles for dimples if D = dimples and d = no dimples?

Back

D and d

Front

What is a change in a gene or chromosome called?

Back

Mutation

Front

What is the process by which animals that are better suited to their environment will survive and reproduce?

Back

Natural selection

Front

Where are genes located in a cell?

Back

Chromosome

Front

What is the term for the variety of different traits within a species?

Back

Variation

Front

What is the process by which organisms adapt to their environment over time?

Back

Evolution

Front

What is the term for the struggle between organisms for limited resources?

Back

Competition

Front

What is the term for the process by which certain traits become more common in a population due to survival advantages?

Back

Natural selection

Front

What is the difference between a dominant and a recessive allele?

Back

A dominant allele masks the effect of a recessive allele in a heterozygous individual.