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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Everything is false expect the first question and last question
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Answer:
Pluto did not meet the three size criteria
Explanation:
To become a planet Pluto only missed ONE reason that resulted in demotion to a dwarf planet. The reason for that is because Pluto didnt "clear its neighbouring region of other objects."
A nerve net consists of interconnected neurons lacking a brain or any form of cephalization. Unlike central nervous systems, where neurons are typically grouped together, neurons found in nerve nets are found spread apart. This nervous system allows cnidarians to respond to physical contact.
