In rats, black hair is dominant to white hair. Cross a black hair rat (whose mother had white hair) with a another black hair rat. The
first offspring of these parents was a white rat.
What are the Genotypes

Pink fur (p) is dominant to purple fur (p) in hamsters. two heterozygous pink hamsters are crossed. what is the probability that these two parents will have an offspring with purple fur? 2/4, 1/2 or 50% 1/4 or 25% 3/4 or 75% 4/4 or 100% there is no chance for this type of offspring