You are now familiar with the importance of studying viruses, their impact on life, and their various characteristics. In the activity below, use your knowledge of virus characteristics to drag the correct term into the blank.
Click here to begin.
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Correct!
Virus are smaller than bacteria and therefore cannot be seen using an ordinary microscope.
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Viruses can be as small as .
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20 nanometers
20 micrometers
20 centimeters
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Correct!
Viruses do not have cells, but thrive and multiply.
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Viruses are .
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living
dead
neither living nor dead
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Correct!
The protein coat protects the nucleic acid.
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The protein coat of a virus is called a .
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capsid
sheath
collar
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Correct!
Viruses are typically helical, binal, or polyhedral in shape.
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The virus is said to have a shape if it looks like it has a head and a tail.
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helical
binal
polyhedral
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Correct!
Viruses are the parasites of the microbial world, destroying the host cell.
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A virus the host cell.
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benefits
pairs with
invades
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Correct!
The tomato wilt virus only affects tomatoes and not humans.
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All viruses are specific.
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host
plant
animal
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Complete
