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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How does enveloped virus enter into host cells? |
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dsRNA is found in |
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Tailed bacteriophages are |
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Match the types of bacteria listed in column I with their activity given in column II. Choose the correct combination of alphabets of the two columns.
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Due to discovery of which of the following in 1980, the evolution was termed as RNA world |
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One important characteristic of viruses is that they |
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