During which period did the first true mammals appear?
a. permian
b. triassic
c. jurassic
d. cretaceous

Based on the law of dominance, we would expect percent of the offspring from this cross to have large teeth.

What must be done to breed dogs for a partical trait

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