How do vaccines work?
A. They don’t
B. Vaccines use the body’s natural adaptive immune system to build up a resistance to a disease by creating antibodies before we are ever exposed to it giving us increased resistance or even complete immunity to the disease
C. vaccines give us the full disease, and your body will either fight it or not
D. I have no idea what a vaccine is
Select your answer:

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Molecular Genetics › ViewHISTORY: Took the X-Ray crystallography photographs that revealed that DNA is a Double Helix
A. Rosalind Franklin
B. Linnus Pauling
C. Fredrick Griffeth
D. Martha Chase
Nutrition › View
If carbon dioxide is completely removed from a plant’s environment, what would you expect to happen to the plant’s production of high-energy sugars (rate of photosynthesis)?
A. Sugar production will likely increase.
B. Sugars will not be produced.
C. The rate of sugar production will decrease .
D. Fewer sugars will be produced at first, but then the plant will recover.