Organic compounds tightly bound to the apoenzyme are
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16%
Co-factors
68%
Prosthetic group
12%
Co-enzymes
4%
Holoenzyme
Carbohydrates are -
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14%
Polyhydroxy aldehydes
5%
Polyhydroxy ketones
3%
Polyhydroxy alkaloids
79%
Both (a) and (b)
Micro molecules have molecular weight
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9%
Less than 100 Da
79%
Less than 1000 Da
3%
More than 100 Da
8%
More than 1000 Da
Triglycerides are composed of
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6%
1glycerol and 1 fatty acid
9%
3 glycol and 3 fatty acids
20%
3 glycol and 1 fatty acid
64%
1 glycerol and 3 fatty acids
The bond formed between the amino group of one amino acid and carboxyl
group of another amino acid is
group of another amino acid is
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69%
Peptide bond
18%
Glycosidic bond
11%
Ester bond
2%
di-sulphide
Which of the following is correct for the enzyme?
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16%
They are higly reactive and nonspecific in nature.
65%
They are highly specific and are not used up during reaction.
12%
They change themselves at the end of reaction.
7%
They are heat insensitive
Select the correct option having primary metabolites?
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11%
Flavonoids, Amino acids, Nucleic acids
10%
Antibiotics, Essential oils, Alkaloids
71%
Sugars, Nucleotides, Amino acids
9%
Rubber, Gums, Flavonoids
What will be the molality of a solution having 18g of glucose (mol. wt. = 180) dissolved in
500g of water
500g of water
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6%
1 m
28%
0.5 m
60%
0.2 m
5%
2 m
The normality of 10% (weight/volume) acetic acid is
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11%
1 N
24%
10 N
52%
1.7 N
13%
0.83 N
In which ratio of volumes 0.4 M HCl and 0.9M HCl are to be mixed such that the concentration
of the resultant solution becomes 0.7 M
of the resultant solution becomes 0.7 M
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19%
4:9
57%
2:3
16%
3:2
8%
1:1
Which is not a colligative property in the following
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84%
pH of a buffer solution
6%
Boiling point elevation
4%
Freezing point depression
6%
Relative lowering of vapour pressure
Difference between the prokaryotic and eukaryotic cells in having
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20%
Cell wall
71%
Nuclear membrane
8%
Ribosome
1%
None of these
Who proposed the theory that "Cells arise only from the pre-existing cells"?
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0%
Mohl
96%
Virchow
3%
Haeckel
1%
Brown
Which of the following is incorrect?
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2%
Mycoplasma is the smallest cell
8%
Bacteria are 3 to 5 µm in size.
4%
The largest cell is the egg of an ostrich.
86%
Nerve cells are some of the smallest cells.
In prokaryotes, chromatophores are
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33%
Specialized granules responsible for colouration of cells.
6%
Structures responsible for organizing the shape of the organism.
15%
Inclusion bodies lying free inside the cells for carrying out various metabolic activities
47%
Internal membrane system which becomes extensive and complex in photosynthetic bacteria.
Active transport across biomembrane involves
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19%
Production of ATP
76%
Requirement of energy
3%
Production of toxin
2%
Release of energy