Hallucinogens Have an ___________ Effect on the CNS and Mimic

question 47

Multiple Choice

Hallucinogens have an ___________ effect on the CNS and mimic the effects of __________.

• A) excitatory; dopamine
• B) inhibitory; serotonin
• C) excitatory; epinephrine
• D) excitatory; serotonin
• E) inhibitory; dopamine

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Definitions:

Telomere

A region of repetitive nucleotide sequences at the end of a chromosome, which protects the end of the chromosome from deterioration.

Guanine-rich DNA

Sections of DNA sequences that are high in guanine content, often playing crucial roles in forming G-quadruplex structures with implications in regulation and stability of the genome.

Noncoding Sequences

DNA sequences that do not code for proteins but may have regulatory roles or be involved in RNA production.

Mismatch Repair

A DNA repair mechanism in which special enzymes recognize the incorrectly paired nucleotides and remove them. DNA polymerases then fill in the missing nucleotides.