Which of the following represents uridylic acid?
1. Uracil + Ribose
2. Uridine + Phosphoric acid
3. Uracil + Phosphoric acid
4. Uridine + Ribose + Phosphoric acid
The statement "All biological catalysts are proteins" is no longer valid after the discovery of:
1. ribonuclease
2. ribozyme
3. RNAs
4. DNAs
Given below is the chemical formula of:
1. Palmitic acid
2. Glycerol
3. Galactose
4. Stearic acid
Jacob and Monod named some enzymes as allosteric whose activity is regulated by:
1. End product
2. Substrate
3. By product
4. Coenzyme
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