Which of the following is true when interferon attaches to a cell? Which of the following is true when interferon attaches to a cell? Multiple Choice a) The virus can replicate within a cell but can not be released. b) Viral replication takes place as usual. c) The virus can enter the cell but can not replicate. e) The virus is brought into the cell where it is digested by peroxisomes. f) The virus can not enter the cell..