Question

Medal 4 help!

1.Which of the following statements is true?

Viruses conduct cellular respiration like any other living organism.
Viruses have both RNA and DNA.
Viruses cannot be cultured on artificial laboratory media of any kind.

Answer 1

2.Viral infections _____.

can be treated with antibiotics
often can't be treated
can be prevented with immunization
can be contracted only from direct contact with someone infected
(can be more then one)

3.Edward Jenner discovered a vaccination against ______ by infecting a boy with _____.

cowpox; smallpox
polio; cowpox
smallpox; cowpox