The ultimate cause of plate tectonics is
the movement of continents

the mid-oceanic ridge

the cooling of the earth

the heating of the earth

In natural selection, what is actually “selected? ” a) alleles are directly selected b) genotypes are directly selected c) phenotypes are directly selected d) entire populations are directly selected

Scientific evidence is most likely to be consistent if it is based on data from

What is the process by which biological parents pass traits such as hair type or eye color to their children