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The difference between bacteria and viruses are given in the table below:

Difference between bacteria and viruses

 

Bdacteria

Viruses

1.

Bacteria are much large in size (0.5 to 10 µm)

Virus are comparatively smaller in size (30 to 300 nm)

2.

They are covered by cell wall made up of proteins, lipids and polysaccharides

They are covered by protein sheath called Capsid

3.

The genetic material is DNA

The genetic material present maybe DNA or RNA

4.

Cytoplasm is present

Cytoplasm is absent

5.

They exhibit growth and reproduction

They  multiply only within host cell

6.

Antibiotics are effectively in destroying bacteria

Antibiotics do not affect viruses. Viruses can be prevented by vaccines

7.

Ribosomes are present

Ribosomes are absent

8.

They are living organisms

They maybe grouped under living as well as non living organisms

 

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