Nonrenewable energy sources
a. can be quickly replenished
b. are easily recycled
c. can eventually be used up
d. never cause pollution

In guinea pigs, black fur (b) is dominant over white fur (b). cross a heterozygous (hybrid) black guinea pig with a homozygous (purebred) white guinea pig. complete a punnett square, identify the genotype(s), phenotype(s), and probability (% and fraction) that the offspring will be black and white?