4which of the following supports the claim that the environment can affect genetic traits ?

5 feather pillow and a bird was traced to a single gene. six variations of feather color could be observed across the bird population. which of the following could account for so many variations?

High blood pressure occurs when there is too much blood flowing through the blood vessels at one time. by changing the amount of water in the blood, blood pressure can change. the excretory system can to lower blood pressure.which would most likely occur in the kidney? a)more water would be transferred from the nephron.b)less water would be absorbed into the nephron.c)the amount of water in the bladder would decrease.d)the amount of water in the blood would increase.