20 points
1. some cancers have a genetic component to them. if a parent has a cancer, the children are more likely than the average population to develop the cancer. why might this be?

a. cancers require more than one mutation to occur.
b. cancers are inherited but remain dormant until a certain age.
c. parents and children are often exposed to similar environmental factors.
d. cancers are often recessive traits and require alleles from both parents.

5. during the cell cycle, a cell grows

a. and dies.
b. and divides.
c. without completing cytokinesis.
d. without completing mitosis.