Machine-translated by Google. Questions are authored in English.
Top

Discussion

Host range of a virus means the

  • A.period for which it remains infectious
  • B.species and cell types it is able to infect
  • C.distance over which it can be carried by air
  • D.number of genes in its genome

Answer: B

Host range is the set of hosts and cells a virus can productively enter, and it follows from receptor distribution together with the intracellular factors replication requires. A narrow range is why many animal viruses pose no threat to people.

No comment is present. Be the first to comment.
Loading…

Post your comment

Please log in or register to post a comment.