Enzymes that catalyze removal of groups from substrates by mechanisms other than hydrolysis leaving double bonds are:
1. Dehygdrogenases | 2. Transferases |
3. Lyases | 4. Ligases |
The non protein constituent present in many enzymes is called:
1. Co-enzyme | 2. Co-factor |
3. Apoenzyme | 4. Holoenzyme |
What is the co-factor for the proteolytic enzyme, carboxypeptidase?
1. Molybdenum | 2. Manganese |
3. Zinc | 4. Copper |
Most of the coenzymes contain:
1. Metal ions | 2. FMN and FAD |
3. Ribonucleoproteins | 4. Vitamins |
Most common element present in human body is:
1. | Oxygen | 2. | Carbon |
3. | Hydrogen | 4. | Sulfur |
Which of the following is not an aromatic amino acid?
1. Phenylalanine | 2. Threonine |
3. Tyrosine | 4. Tryptophan |
Formation of glycosidic bond represents:
1. Dehydration | 2. Hydrolysis |
3. Dehydrogenation | 4. Isomerization |
When we homogenize any tissues in an acid the acid soluble pool represents
1. | Cytoplasm | 2. | Cell membrane |
3. | Nucleus | 4. | Mitochondria |
The metal ion that acts as a co-factor for both alcohol dehydrogenase and carbonic anhydrase is:
1. | Magnesium | 2. | Iron |
3. | Zinc | 4. | Nickel |
The living state can be best described as a:
1. non equilibrium steady state
2. non equilibrium non steady state
3. equilibrium non steady state
4. equilibrium steady state