One neurotransmitter associated with sleep, mood, attention, and learning is

A) acetylcholine.
B) nitric oxide.
C) epinephrine.
D) serotonin.


Answer: D

Biology & Microbiology

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The order in which codons are read determines the ____

Help with this would be great, thanks.

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In clinical isolates, the most likely identification of coagulase-positive, catalase-positive, gram-positive cocci that are penicillin resistant would be:

a. S. aureus. b. S. intermedius. c. Stomatococcus luteus. d. Micrococcus aureus.

Biology & Microbiology

How does it relate to the question?

What will be an ideal response?

Biology & Microbiology

The main enzyme produced in the saliva acts on ____

a. proteins b. fats c. carbohydrates d. fats and carbohydrates e. carbohydrates and proteins

Biology & Microbiology