Apoenzyme is:
1. protein
2. carbohydrate
3. vitamin
4. amino acid
An example of competitive inhibition of an enzyme is the inhibition of:
1. succinic dehydrogenase by malonic acid
2. cytochrome oxidase by cyanide
3. hexokinase by glucose-6-phosphate
4. carbonic anhydrase by carbon dioxide
Which of the following glucose transporters is insulin-dependent?
1. GLUT IV
2. GLUT I
3. GLUT II
4. GLUT III
Concanavalin A is:
1. a pigment
2. an alkaloid
3. an essential oil
4. a lectin
Consider the following statements:
A: | A coenzyme or metal ion that is tightly bound to enzyme protein is called prosthetic group |
B: | A complete catalytic enzyme with its bound prosthetic group is called apoenzyme |
Select the correct option
1. (A) is false but (B) is true
2. Both (A) and (B) are true
3. (A) is true but (B) is false
4. Both (A) and (B) are false
Amino acids are not
1.substituted methanes
2.organic compounds
3.Inorganic compounds
4.structural unit of proteins
How many groups of the methane can be substituted to form an amino acid Glycine.
1.4
2.3
3.2
4.1
How many types of amino acids are there?
1.20
2.more than 20
3.less than 20
4.Both 1 and 3