A viral species is a group of viruses that
A. has the same morphology and nucleic acid.
B. has the same genetic information and ecological niche.
C. infects the same cells and cause the same disease.
D. cannot be defined.
Answer:B
A viral species is a group of viruses that
A. has the same morphology and nucleic acid. B. has the same genetic information and ecological niche. C. infects the same cells and cause the same disease. D. cannot be defined.