1 Suppose the flour and cornmeal represent sedimentary rock, and the coffee grounds represent igneous rock. A scientist
could ask, "What event happened for the igneous rock to be deposited? What happened to the creatures that lived before
the event?"
A True
B) False

Guinea pig coat color is determined by a single gene. the allele for black coat color is dominant to brown. in a cross between twoblack-haired guinea pigs, 20 offspring are born. if both parents were heterozygous, probability would predict that approximately howmany of the 20 offspring would have brown hair?