Using Polyethylene Glycol, a Cancer Cell and a Normal Cell

Multiple Choice

Using polyethylene glycol, a cancer cell and a normal cell are fused. The resulting hybrid behaves like a normal cell. The best reason for this observation is the

A) presence of tumor suppressor genes and gene products.
B) recombination between cancer and normal chromosomes.
C) removal of environmental triggers.
D) exposure to polyethylene glycol.
E) both A and C