Drugs<span> are chemicals that </span>affect<span> the brain by tapping into its communication system and interfering with the way neurons normally send, receive, and process information. Some </span>drugs<span>, such as marijuana and heroin, can activate neurons because their chemical structure mimics that of a natural neurotransmitter.
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Answer: Each indivdual has there own genes so the each will have different traits.
Explanation:
Answer:Yes, there is plenty of evidence, maybe to much. Many people throughout the article state many different reasons why red leaves protect the trees. (Maybe you should consider removing some information because it is a little long.)
Explanation: You should remove some of the information because this article
(assuming that you wrote this), is a bit wordy.
Excretion is process of removing waste from the body.