MCAT Question of the Day
    •

    Q:

    		 Which of the following is necessary for a viral genome?
    		 

    A

    		 Either a DNA or RNA genome and either single or double stranded

    B

    		 A double stranded DNA-based genome or a single stranded RNA genome

    C

    		 A genome which is composed of double-stranded DNA or RNA

    D

    		 A circular genome (i.e., there is no formal beginning or end to the genome)



    Viruses |
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