Investigation dna proteins and sickle cell

Why is it important to study each branch of earth science?

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

About how many years does it take for one cycle of surface water to become deep water and then surface water again in the oceans? 101001,000