The Family Classification Scheme for DNA Bacteriophages Is Not Very

question 15

Multiple Choice

The family classification scheme for DNA bacteriophages is not very useful for describing the evolutionary relationships between these viruses.What is the best explanation for this?

• A) DNA bacteriophages can infect more than one host species.
• B) DNA bacteriophages have a wide variety of virion structures.
• C) The viral genomes are genetic mosaics due to recombination.
• D) There are too many bacteriophages to classify into families.
• E) These viruses do not have an evolutionary relationship to each other.

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