Can someone please help me on #6 and #7 I would really appreciate it

Which medullary index indicates a human hair? a. 0.653 b. 0.733 c. 0.516 d. 0.256

The chemical form of energy that is useable by the cell to do work

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