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Explanation:
Nootropic also known as 'cognitive enhancers' are drugs that some people use in an attempt to improve memory, increase mental alertness and concentration as well as boost energy levels and wakefulness. There are many different nootropics.
Answer:
The <u>Cell</u> is the basic <u>Unit</u> of structure and function for <u>Living</u> things.
Answer:
What are you talking about?
Explanation:
