Practice Cancer Quiz

• During which phases of mitosis are chromosomes composed of two chromatids?

                   
                      From the G2 of interphase through metaphase

• Which of the following is true concerning cancer cells?

                       They do not exhibit density-dependent inhibition when growing in culture.

                       When they stop dividing , they do so at random points in the cell cycle.

                       They are not subject to cell controls.

• Which of these is  a carcinogen?

                        Testosterone

                        Cigarette smoke

                         UV light

                        Fat

• One difference between a cancer cell and a normal cell is that

                        Cancer cells continue to divide even when they are tightly packed together

• Which of the following is p53?

                        Tumor suppressor gene