Multiple choice

Which among the following is not an antibiotic?

  1. Ciprofloxacin

  2. Penicillin

  3. Tetracycline

  4. Epinephrine
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Epinephrine (also known as adrenaline) is a hormone and a neurotransmitter. Epinephrine has many functions in the body; regulating heart rate, blood vessel and air passage diameters, and metabolic shifts. Epinephrine release is a crucial component of the fight-or-flight response of the sympathetic nervous system.

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