Question

true or false: nicotine is a stimulant and speed up the heart rate. false true rewatch next question

Explanation:

Nicotine is a stimulant. It acts on the nervous system. When nicotine enters the body, it can cause the release of certain neurotransmitters. One of the effects is that it speeds up the heart rate. This is a well - known physiological effect of nicotine.

Answer:

TRUE