Base your answer(s) to the following question(s) on the diagram below and on your knowledge of biology. The diagram represent a cell and its changes as a result of two laboratory procedures, A and B. Explain why procedure B has the opposite effect of procedure A.

According to the article, what valid claim came from the national research council? there is no association between fluoride exposure and increased cancer risk in humans. there is a possible link between fluoride exposure and increased cancer risk in humans. there is a definite link between fluoride exposure and increased cancer risk in humans.