Question

what is the link between heredity and tobacco addiction?
a. some people have genes that make it easier for them to become addicted to tobacco.
b. genes are not related to addiction.
c. substances cause people to have addicted genes.
d. everyone has genes that make it easy to become addicted to tobacco.

Explanation:

Research shows that genetic factors can influence an individual's susceptibility to tobacco addiction. Some people have genetic variations that affect how their bodies respond to nicotine, making it easier for them to become addicted. Option B is incorrect as genes are related to addiction. Option C is wrong because substances don't cause "addicted genes"; genes can pre - dispose to addiction. Option D is incorrect as not everyone has genes that make it easy to become addicted.

Answer:

A. Some people have genes that make it easier for them to become addicted to tobacco.