Which characteristics are common to most salamanders? Check all that apply. They undergo internal fertilization.
They lose their tails as adults.
They have wet, moist skin.
They have long, strong legs.
They begin life with gills.

The frequency of alleles in a population that is in hardy weinberg equilibrium? a . changes in each successive generation b. is less important than the frequency genotypes c. shows evidence of the process of natural selection d. remains the same over several generations