Tumors are a collection of cancer what?
harmful mutations cells toxins three Mass oncogenes ovaries
A B C D E F G H
Cancer cells, however, grow out of control and develop into a tumor.
Cancer cells divide more often than normal cells, and often develop into tumors.
Tumors are a collection of cancer what? (A) harmful (B) mutations (C) cells (D) toxins (E) three (F) Mass (G) oncogenes (H) ovaries