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Prions and Infectious Proteins Quiz

#1

1. What is the primary cause of prion diseases?

Misfolded proteins
Explanation

Misfolded proteins cause the infectious nature of prion diseases.

#2

2. Which protein is commonly associated with prion diseases in humans?

PrP (Prion Protein)
Explanation

PrP, or Prion Protein, is commonly associated with prion diseases in humans.

#3

3. What is the process by which prions convert normal proteins into infectious forms?

Conformational change
Explanation

Prions convert normal proteins into infectious forms through conformational changes.

#4

4. Which of the following is NOT a prion disease?

Alzheimer's Disease
Explanation

Alzheimer's Disease is not classified as a prion disease.

#5

6. Which scientist first proposed the prion hypothesis?

Stanley Prusiner
Explanation

Stanley Prusiner first proposed the prion hypothesis.

#6

7. What is the common feature of prion diseases regarding their pathology?

Cell death and tissue damage
Explanation

Prion diseases commonly feature cell death and tissue damage in their pathology.

#7

11. What is the normal cellular function of the PrP (Prion Protein) before misfolding?

Cellular adhesion
Explanation

Before misfolding, the normal cellular function of PrP is cellular adhesion.

#8

5. In which part of the body are prion proteins most abundantly found?

Brain
Explanation

Prion proteins are most abundantly found in the brain.

#9

8. Which animal was initially linked to the transmission of prion diseases to humans?

Sheep
Explanation

Sheep were initially linked to the transmission of prion diseases to humans.

#10

9. What is the main method of transmission of prion diseases?

Direct contact with infected tissues
Explanation

Direct contact with infected tissues is the main method of transmission of prion diseases.

#11

10. Which prion disease is associated with cannibalistic rituals in a certain population?

Kuru
Explanation

Kuru is associated with cannibalistic rituals in a certain population.

#12

12. Which prion disease primarily affects deer and elk?

Chronic Wasting Disease (CWD)
Explanation

Chronic Wasting Disease (CWD) primarily affects deer and elk.

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