The nurse may say something along the lines of "The order will be submitted to your physician. Your parents will not know." It is only a simple test to see whether the boy has contracted the Human Immuno-Deficiency virus, and thus is not anything that requires interference on the parents' part, which may bring embarrassment on the adolescent. The nurse is practicing general ethics and her moral code here.
The ability for an individual to survive and reproduce in its for specific environment. Any inherited characteristics that increases an organisms chance of survival. Individuals that are better suited to their environment, survive and reproduce most successfully.
I belive the answer is all of the above
I Believe The Answer Is B. Physical Weathering.
