1. Which of the following are true regarding prions? (Select all answers that ar

Question

1. Which of the following are true regarding prions? (Select all answers that are true).

a. they convert specific normal proteins into prions

b. they are made up of nucleic acids

c. they cause proteins to degrade

d. they are proteins

e. they cause nucleic acids to degrade

2. Select all the following which are probably important in the evaluation of the cell.

a. RNA being able to reproduce itself

b. Formation of organic molecules from inorganic ones

c. Lipid association with DNA

d. Carbohydrate conversion into proteins

e. Proteins evaluation into DNA

3. Fill in the blank: Prions are different from their normal counterpart in some ways but one way they are similar is they have the same ______ sequence.

Note: the answer may or may not have more than one word.

4. True or False: Based on the current understanding of cell evaluation, there were organic molecules present on the earth when the earth formed.

5. Select the following which are used by the HIV virus to enter a host cell. For this answer, select any molecule that applies regardless of the host of the cell (T-cell or macrophage).

a. CD19

b. CD4

c. CDR4

d. CXRR5

e. CCR5

6. True or False: Budding is one of the mechanisms viruses use to enter a host cell.

Explanation / Answer

1. Which of the following are true regarding prions? (Select all answers that are true).

a. they convert specific normal proteins into prions

d. they are proteins

2. Select all the following which are probably important in the evaluation of the cell.

b. Formation of organic molecules from inorganic ones

d. Carbohydrate conversion into proteins

3. Amino Acid

4. False

5. b. CD4 and e. CCR5

6. False

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