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What vital process occurs when a young male baboon leaves the troop that he was born in to join another troop?

The Kiabab squirrel lives on the north side of the Grand Canyon and the Albert squirrel lives on the south side.  Even though these two populations are only miles apart, their gene pools are kept isolated by

The fact that mitochondria and plastids have their own nucleic acids and are self-replicating supports the _________ theory.

If the weather in Richmond, Virginia changed to very cold (snow on the ground 8 months of each year) over the next few years, what change might occur to the common gray squirrels in that area?

The term for sedimentary rock layers is [____].

Which of these biologists is responsible for the binomial system for naming organisms?

Sympatric speciation is more common in plants than in animals.

What has happened when two populations become geographically isolated from one another and then genetic divergence occurs?

Prezygotic barriers speed the process of speciation.

A population has a frequency of the “r” allele = 0.3.  What is the expected frequency of the “r” allele in the next generation assuming the population meets the criteria for Hardy-Weinberg?