In Which of the Following Ways Are Prions Believed to Differ

Multiple Choice

In which of the following ways are prions believed to differ from all other infectious agents?

A) Unlike any other infectious agents, they are acellular.
B) Unlike any other infectious agents, they can infect many different species of hosts.
C) Unlike any other infectious agents, are able to reproduce without any nucleic acid.
D) Prions appear to be unusual viruses that have both DNA and RNA.
E) Unlike other infectious agents, which are found only in specific host tissues, prions have the ability to infect any tissue in a host's body.