Greg is much taller than either of his parents. This is partly because he has inherited ancestral genes that may not have been expressed in either of his parents' phenotypes and partly because the outward expression of height is affected by a multitude of genes that each contribute a small amount. This latter genetic effect is best described as: a. dampening. b. dominant–recessive. c. additive. d. X-linked.

advantage of using stem cells in medical research:

1.       it provides medical benefits in the fields of therapeutic cloning and regenerative medicine.

2. it provides great potential for discovering treatments and cures to a variety of diseases including parkinson disease, spinal cord injuries, diabetes, alzheimer’s disease and many more.

3. limbs and organ could be grown in lab from stem cells and then used in transplant or treat illness.

a plastic spoon that has a temperature of 78° f is placed into a bowl of soup that has a temperature of 84° f. which of these correctly describes what will happen?

energy as heat moves from the soup to the spoon.