Question

27. In 1986, a meltdown of a nuclear reactor in the city of Chernobyl, in Ukraine, released highly radioactive chemicals into the atmosphere. As a result, people suffered various forms of cancer because of exposure to these radioactive chemicals. Cancerous cells divide much more often than noncancerous cells and form tumors in the body.
(A) The radioactive chemicals burned people’s skin, which increased cell division rates in the people who developed cancer.


(B)The radioactive chemicals polluted people’s food, which changed some people’s ability to digest proteins and caused cancer.


(C) The radioactive chemicals caused structural changes in people’s genes, which changed how proteins functioned in cell division.


(D) The radioactive chemicals polluted people’s drinking water, which caused cells to divide more quickly in the people’s bodies and form tumors.

Answer 1

Answer:

I believe the answer could be B