Question

Read the following passage and answer the questions that follow.

A virus is a small infectious agent that duplicates itself inside another living

being. Viruses do not have their own metabolism and require a host cell in

order to reproduce (make copies of themselves). They appear in a variety of

sizes and shapes and can only be seen with special microscopes. Viruses are

much smaller than bacteria and have a diameter between 20 and 300

nanometers. Corona viruses are a group of viruses first discovered in the 1960s

that mainly cause respiratory tract infections in humans. The best way to

protect yourself is to avoid being exposed to the virus.

I. What is the passage?​

Answer 1

Answer:

Explanation:

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Answer 2

The passage is all about the structure and life cycle of viruses. It also gives us the information of virus size an mode of reproduction. This passage also focus on the corona virus which cause ongoing disease COVID - 19 .