Proteinaceous infectious particles causing diseases are | Filo
filo Logodropdown-logo

Class 11


Diversity in the Living World

Biological Classification

view icon559
like icon151

Proteinaceous infectious particles causing diseases are

  1. Prions
  2. Viroids
  3. Viruses
  4. Chlamydia
Correct Answer: Option(a)
Solution: a) A prion is an abnormal form of a normally harmless protein found in the brain that is responsible for a variety of fatal neurodegenerative diseases. A prion is a short form of proteinaceous infectious particles. 
b) Viroids are the smallest infectious pathogens which are composed of a single-stranded RNA without a protein coat. 
c) A virus is a small infectious agent composed of genetic material enclosed by a capsid coat. 
d) Chlamydia is a bacterial infection. 
So, the correct answer is 'Prions'.
view icon559
like icon151
filo banner image

Connecting you to a tutor in 60 seconds.

Get answers to your doubts.

playstore logoplaystore logo
Similar Topics
the living world
biodiversity and conservation
animal kingdom
neural control and coordination
excretory products and their elimination