Question

After which event could you say that evolution has occurred?

Question 19 options:

an animal cannot find food


a new predator is introduced into the environment


a tan colored mouse is born into a population of gray colored mice


within a population, the frequency of alleles changes

Answer 1

Within a population, the frequency of alleles changes

Step-by-step explanation:

Evolution is defined as a change in the heritable characteristics of a population over time. It occurs as a result of changes in the frequency of alleles in a population, which can be caused by factors such as mutation, genetic drift, migration, natural selection, and non-random mating.