B
Although D describes some time "Type" of medicines, B would better fit because the question asks how can medicine be described.
-Medical Student (College Level)
Carcinogens are found within cigerattes. Carcinogen refers to any subctance or agent that tends to produce a cancer.
Yes, there are several glands that add fluids to the sperm as it passes through the vas deferens. The glands that add fluids are the seminal vesicles, bulburourethal gland, and the prostate gland. The glands add the fluids that make semen.
According to the studies of human anatomy
No the answer is not A because all your mucus builds up in your respiratory system not respiratory secretion. <span />