Biology 11 Chapter - 2
Biological Molecules - 27
1.
In sickle cell disease, the red blood cells are sickle shaped due to?
a) Crystallization of cells
b) Crystallization of blood
c) Crystallization of insulin
d) Crystallization of hemoglobin
2.
The entire function of polypeptide is changed, by just one replacement of?
a) Single amino acid
b) Single potassium atom
c) Single lithium atom
d) Single manganese atom
3.
Sickle cell do not flow smoothly in blood vessels because of their?
a) Angular shape
b) Round shape
c) Branched shape
d) Long shape
4.
Sickle cell anemia occurs mostly in?
a) Asian people
b) African people
c) European people
d) American people
5.
Which one of the following has significance role in proteins function?
a) Shape
b) Non polarity
c) polarity
d) Hydrolysis
6.
Proteins are classified on the basis of?
a) Structure
b) Polarity
c) function
d) Hydrolysis
7.
How many types of proteins on the basis of their shape?
a) Five
b) Four
c) Three
d) Two
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