Scientists discovered that the albert's squirrels became two separate populations during the grand canyon's formation; they are now known as the albert's and kaibab squirrels.

their traits differ, and scientists agree that in the future they may no longer be able to breed with each other.

if this occurs and breeding can not happen, what will this be an example of?

a.
natural selection

b.
speciation

c.
succession

d.
spontaneous generation

this protocol provides a detailed procedure for co-immunoprecipitation (co-ip) to identify protein–protein interactions.

the relative standard reduction potential of the half-cell in which reduction occurs; more positive than the other half-cell. reduction is a chemical process in which electrons are added to an atom or an ion; it always occurs accompanied by oxidation of the reducing agent.

what school and grade?

meiosis is the correct answer