Which best describes somatic mutations?
a. they are usually passed on to offspring.
b. they can cause different kinds of cancer.
c. they always result from point mutations.
d. they only occur in reproductive cells.?

The right answer is B.

Thus, cancer is the consequence of an accumulation of genome alterations, somatic mutations (mutation affecting all types of cells except germ cells).

The mutation rate can be increased by some agents of the environment. This is the case of ultraviolet (UV) radiation that causes DNA damage and is responsible for many but not all skin cancers.

the answer is d. none of the above