Biology 11 Chapter 5
Biodiversity - 16
1.
Prions are made up of?
a) only DNA
b) only RNA
c) DNA and proteins
d) only proteins
2.
How many glycoproteins are present in prions?
a) 4
b) 3
c) 2
d) 1
3.
How many cellular genes are present in prions?
a) 1
b) 2
c) 3
d) 3
4.
The molecular weight of prion glycoprotein is?
a) 10000 - 20000
b) 17000 - 25000
c) 27000 - 30000
d) 12000 - 15000
5.
The Kuru disease of humans is caused by?
a) prions
b) bacteria
c) virions
d) viroids
6.
The made cow disease is caused by?
a) virions
b) viroids
c) bacteria
d) prions
7.
Visna and scrapie are the diseases of?
a) humans
b) bacteria
c) animals
d) plants
8.
Viroids are made up of?
a) only DNA
b) only RNA
c) RNA and Proteins
d) RNA and DNA
9.
Viroids cause diseases in?
a) animals
b) humans
c) bacteria
d) plants
10.
The fatal familial insomni in humans is caused by?
a) prions
b) virions
c) viroids
d) bacteria
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