Question Detail

MIC 121 GENERAL CHARACTERISTICS AND STRUCTURE OF VIRUSES Objective Question
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Question

Regarding the genetic material of viruses, which statement is true?
Options
A All viruses contain both DNA and RNA.
B Viruses contain either DNA or RNA, but never both.
Correct Answer
C Viral genomes are always double-stranded.
D Viral genomes are always larger than bacterial genomes.
Correct Answer

Option B is the correct answer.

Detailed Explanation

Under 'Genetic Material' in the 'General characteristics and properties of viruses' section, it states: 'Viruses contain either DNA or RNA, but a single species of virus will never contain both.' The document also mentions viral genomes are relatively small.

Hint

Viruses are specific about the type of nucleic acid they carry.

Question Info

Course: MIC 121
Topic: GENERAL CHARACTERISTICS AND STRUCTURE OF VIRUSES
Type: Objective
Difficulty: Not specified
Question 116 of 984
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