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Bacteria and Viruses Compared

Bacteria and Viruses Compared

6. Assessment

Fill in all 12 gaps by selecting the correct answer from the drop-down list, then click the 'Check' button to see how you've done.

Gap fill exercise

A is a particular type of virus.

The protective protein shell surrounding a virus is called a .

DNA is only found in viruses.

Bacterial chromosomes are DNA.

are fragments of DNA that confer selective advantage to the bacterium harbouring them.

Tetanus caused by Clostridium tetanus can result from infiltration of into a wound.

Living organisms that have their genetic material enclosed within a nucleus are called .

is a condition caused by a virus.

is a condition caused by bacteria.

The appropriate scale of measurement for a virus is a .

Bacteria are microorganisms between 0.5 and 5 s in diameter.

are short hair-like structures that can attach a bacteria to cells or surfaces.

Check Your Answers

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