A) Cells reproduce by mitosis.
B) Cells divide continuously.
C) Cells can be invasive.
D) Cells have the ability to form lumps.
E) Tumors begin in multiple cells at the same time.

A) mutations.
B) exposure to carcinogens.
C) diet.
D) smoking cigarettes.
E) use of drugs.

A) It helps cells maintain the cytoplasm
B) It prevents protein assembly
C) It suppresses mutational events
D) It activates cellular division
E) It halts cellular division