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1. True or False: An opportunistic pathogen can be a commensal organism. 2. What

ID: 257553 • Letter: 1

Question

1. True or False: An opportunistic pathogen can be a commensal organism.

2. What is an adjuvant?

a) A molecule that increase the shelf life of the vaccine

b) A molecule that increases the price of the vaccine

c) A molecule that increases the effectiveness of the vaccine

d) a molecule that increases the complexity of a vaccine

3. What is the first vaccine given to children in the us? a) polio b) hep a, c ) hep b d) hib

4. Name 2 reasons for why a vaccine may no longer be offered in the US.

Please answer all parts ! thank you.

a) A molecule that increase the shelf life of the vaccine

b) A molecule that increases the price of the vaccine

c) A molecule that increases the effectiveness of the vaccine

d) a molecule that increases the complexity of a vaccine

3. What is the first vaccine given to children in the us? a) polio b) hep a, c ) hep b d) hib

4. Name 2 reasons for why a vaccine may no longer be offered in the US.

Please answer all parts ! thank you.

Explanation / Answer

Ans 1: TRUE --------------E.g . Norovirus when attenuated has been witnesssed to improve the gut microflora in mice.

Ans 2: c ---------- An adjuvant is a substance that enhances the immune repsonse to the vaccine.

Ans 3: a ---------------IPV Injection (Inactivated Polio Vaccine Injection)