Black is dominant over white in the coat color of guinea pigs. Assume that a cross is made between a hybrid male black guinea pig (Bb) and a hybrid female black guinea pig (Bb). B = gene for black; b = gene for white.

What fraction of the guinea pigs have black coats?

a. 1/2
b. 3/4

Cold case files recently began re-investigating an old murder case. the murder took place in the park; a young man, james, was hit over the head with a brick and killed. police suspected the jealous former boyfriend of james' wife, karen. whoever killed james may have washed their hands in a near-by bird bath as detectives found blood in the bird bath. since the murder took place before dna fingerprinting was available, the suspected killer, ronnie, went free. detectives are now reviewing the blood evidence using dna fingerprinting. based on the dna fingerprints of all possible suspects, who is james' killer?

The importance of the mind as a part of the body is an example of:

Compare the shapes of the bones of the human skull with the shapes of the bones of the human leg. how do the shapes differ? why are the shapes important?