Answer:The large intestine, also called the colon, is part of the final stages of digestion. It is a large tube that escorts waste from the body. ... These polyps can sometimes turn into cancer, but many times do not.
Explanation:
Answer:
b. He is missing a control group of mice that did not receive the new antibiotic.
He only has data that the antibiotic works, but not that it is more effective than existing treatments.