Period+5+Virus+questions+1-7

Viruses

(1) What is a provirus? **//(ANS: E IT IS VIRAL DNA THAT INSERTS INTO YOUR DNA AND CAN BE THERE FOR YEARS )//**

(a) a dead virus (b) a virus that has been in your body for many years (c) viral DNA that becomes your DNA (d) a cell that is against viruses (e) two of the above answers

(2) What causes AIDS? **//(ANS: A )//**

(a) a certain low amount of white blood cells occuring from HIV (b) a certain high amount of white blood cells occuring from the ebola virus (c) a certain high amount of white blood cells occuring from HIV (d) a certain low amount of white blood cells occuring form the ebola virus (e) none of the above answers

(3) What viruses are treated by antibiotics? **//(ANS: E )//**

(a) the ebola virus (b) HIV (c) AIDS (d) all of the above (e) none of the above

(4) Which cycle allows the virus to stay in your DNA for long periods of time? **//(ANS: B )//**

(a) lytic cycle (b) lysogenic cycle (c) larsegenic cycle (d) lyziene cycle (e) Both a and b

(5) How does HIV spread from one person to another? **//(ANS: D )//**

(a) Sex (b) Birth (c) Blood (d) all of the above (e) none of the above (6) Which of the following myths are true?

(a) Lesbians cannot get HIV **//(ANS: E )//** (b) You can get HIV from kissing (c) HIV can spread through the air (d) You can get HIV from sharing saliva (e) none of the above

(7) When does a virus become living? **//(ANS: D ALTHOUGH IT DOESN'T BECOME LIVING; IT JUST NOW CAN USE YOUR MACHINERY TO MAKE PROTEINS )//**

(a) When it becomes numerous (b) When you get a cold (c) When it attaches to another virus (d) When it attaches itself to a host cell (e) none of the above