A single cell in a smoker's lung has become cancerous.It doubles its DNA and divides much faster than a normal lung cell.The most likely change that would have caused this condition took place in the:
A) nucleus.
B) nucleolus.
C) microtubule.
D) mitochondria.
E) lysosome.

Question

Quizplus · Accepted Answer

The nucleus is responsible for storing and replicating DNA. A change in the nucleus, such as a mutation in the DNA, is most likely to cause a cell to become cancerous and divide uncontrollably.

A Single Cell in a Smoker's Lung Has Become Cancerous