Understanding the Common Cold

What is the primary reason human rhinoviruses are so effective at replicating?

• They have a large number of genes.

• They use the host cell's machinery.

• They are resistant to all medications.

• They mutate rapidly.

How do human rhinoviruses primarily spread from person to person?

• Through insect bites

• By direct blood contact

• Via nasal secretions and surfaces

• Through contaminated food

Which symptom is more characteristic of the flu compared to the common cold?

• Runny nose

• Gradual onset of symptoms

• Mild fever

• Sudden onset of symptoms

Why is it difficult to develop a vaccine for the common cold?

• Vaccines are ineffective against RNA viruses.

• The virus does not cause serious illness.

• There are many variants of the virus.

• The virus is too small to target.

What is a key preventative measure to reduce the spread of the common cold?

• Taking antibiotics regularly

• Using air purifiers

• Washing hands frequently

• Avoiding all social interactions