Evolution and Genetics Flashcard

Front

What does fitness mean in terms of evolution?

Back

The ability to survive and reproduce

Front

How does gene flow affect a population’s genetic variation?

Back

It increases genetic variation

Front

Mutations are created in two ways. What are they?

Back

Random errors and exposure to radiation

Front

_________ _______, a mechanism of evolution, is random, directionless process.

Back

Genetic drift

Front

Mutations can occur when an organism is exposed to ___________ or certain chemicals that damage the cell’s _______.

Back

Radiation, DNA

Front

An organism with high fitness has the ability to survive and _________.

Back

Reproduce