A bacterium is capable of withstanding extreme heat, dryness and toxic chemicals. This indicates that it is probably above to form
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Virus multiplies in |
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The bacterium (Clostridium botulinum) that causes botulism is |
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Which of the following is a bacteriophage? |
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The tobacco mosaic virus (TMV) is approximately ___ in size. |
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Which one of the following viruses contains both DNA and RNA? |
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Viruses are no more "alive" than isolated chromosomes because |
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A T-series bacteriophage can be recognized by its |
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Which one of the following statements about viruses is correct? |
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Viroids have |
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Chromosomes in a bacterial cell can be 1 - 3 in number and |
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