im not good with bio.. can someone help me please?? best answer gets 10 points!!

1. What do viruses depend on for continued existence?
living cells
soil
sunlight
dead cells

2. What is a capsid?
a small package of DNA
a viral protein coat
an exterior cell wall
a viral ribosome

3. Which does NOT necessarily cause the herpes simplex I or II to become active?
stress
fever
sunlight
water

4. What causes lysis?
Viral particles secrete enzymes that weaken the cell membrane.
Viral particles rupture the cell wall from the outside.
Enzymes speed up the creation of the cell membrane.
Antibodies cause lysis in order to battle infection.

5. What is currently the only way to cure a viral infection?
antibiotics
cold medicine
antibodies
cough syrup

6. How do vaccines work?
They scan for and clean the blood of a particular virus.
They destroy viruses by photosynthesis.
They strengthen DNA and RNA over time by producing additional blood.
They trigger the body to produce antibodies and cells that attack a certain virus.

7. Which type of organism uses sunlight to produce organic molecules from inorganic molecules?
chemoautotrophs
photoheterotrophs
photoautotrophs
chemoheterotrophs

8. When do bacteria form spores?
when there is moisture present
when there is too much mold present
when the environment becomes hostile or unfavorable
when there is excessive organic material

9. Which is NOT a primary method of combating bacterial infections?
vaccines
sterilization
antibiotics
vitamins

10. Which food could not be made without bacteria?
salt
peaches
potato chips
cheese

Technorati Tags: , , , , , , , , , , , , , , , , , , ,