List of top Biochemistry Questions asked in Common University Entrance Test

Enzymes that play two distinct roles, one catalytic and the other regulatory or structural, are called:
The pH at which an amino acid has no net electric charge and does not move in an electric field is called:
The component of the total energy of a system that can do work at constant temperature and pressure is called:
Enzymes that create a phosphodiester bond between the 3' end of one DNA segment and the 5' end of another are called:
A series of overlapping clones defining an uninterrupted section of a genome is called:
A spatial arrangement of substituent groups that are free to assume different positions is called:
A DNA or amino acid sequence consisting of residues that most commonly occur at each position is called:
4-hydroxyproline is an example of:
A substance that can act either as a base or an acid is called:
An antigenic determinant to which a given antibody binds is called:
Match List I with List II:
List ICondition/StructureList II Description
AHypokalemiaIV. Potassium
BHypocapniaII. CO2
CSudoriferous glandsI. Sweat glands
DSertoli cellsIII. Spermatogenesis
Choose the correct answer from the options given below:
In cytosol, the product yield from the oxidation of one molecule of glucose is:
Match List I with List II:
List IFunctional GroupList II Description
AHydroxylI. DNA
BCarboxylII. Proteins
CAminoIII. Polar
DPhosphateIV. Fatty acids
Choose the correct answer from the options given below:
Hungry bone syndrome is associated with:
From the following data, identify the correct pH value of sea water:
At 25°C, the degree of ionization of pure water at equilibrium is:
Which of the following has the highest heat of vaporization (J/g)?
Sulfur bacteria are examples of which of the following:
From the evolutionary standpoint, extreme thermophiles are more closely connected with:
The most abundant monosaccharide in nature is:
How much percentage of the human genome is represented by the exome?
In 2014, scientists added a new synthetic base pair to DNA. What was it called?
Pairs of stereoisomers that are not mirror images of each other are called:
The science of collecting small molecules in a given cell under specific conditions is called:
How much of protein content makes an E. coli cell, in terms of the percentage of the total weight of the cell?