Course

Human Biology

Study Pack

Set 12 Cancer

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Question 1

(Multiple Choice)

Free
The majority of cancers caused by an environmental factor are because of:

A) radiation.
B) pollution.
C) smoking.
D) alcohol.

Answer

Question 2

(Multiple Choice)

Free
How are cancers classified?

A) By the location and type of tissue
B) By the genetic or environmental causal factor
C) By the name of the organ in which they are found
D) By the symptoms

Answer

Question 3

(Multiple Choice)

Free
Genes that promote cell growth are called:

A) tumor-suppressor genes.
B) proto-oncogenes.
C) telomerase.
D) p53.

Answer