Question
Biology Question on viruses and subviral particles
Which of the following statements is true about viruses?
A
Viruses are filterable facultative parasites
B
Viruses are capable of performing metabolic activities on their own
C
All viruses known to man are obligate parasites
D
Some viruses have cellular structure and are saprophytes
Answer
All viruses known to man are obligate parasites
Explanation
Solution
Answer (c) All viruses known to man are obligate parasites