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Common cold is not cured by antibiotics because it is:

  1. A
    Caused by a Gram-negative bacterium.
  2. B
    Not an infectious disease.
  3. C
    Caused by a virus.
  4. D
    Caused by a Gram-positive bacterium.

Solution & Step-by-step Explanation

Common cold is caused by Rhinoviruses. Antibiotics are only effective against bacterial infections as they target bacterial structures (like cell walls) or metabolic pathways that viruses do not have.

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Common cold is not cured by antibiotics because it is:
A
Caused by a Gram-negative bacterium.
B
Not an infectious disease.
C
Caused by a virus.
D
Caused by a Gram-positive bacterium.

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