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
Subtopic:  Enzymes Classification |
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Transferases do not catalyze the transfer of the following group between a pair of substrates:

1. Glycosyl 2. Amine
3. Carboxyl 4. Hydrogen
Subtopic:  Enzymes Classification |
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The enzymes that catalyse removal of groups from substrates by mechanisms other than hydrolysis leaving double bonds are called as:

1. Oxidoreductases 2. Hydrolases
3. Ligases 4. Lyases
Subtopic:  Enzymes Classification |
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Which of the following categories of enzyme classification are correctly matched?

EC 1 Oxidoreductases: catalyze oxidation/reduction reactions
EC 2 Hydrolases: catalyze the hydrolysis of various bonds
EC 3 Transferases: transfer a functional group (e.g. a methyl or phosphate group)
EC 4 Lyases: cleave various bonds by means other than hydrolysis and oxidation
EC 5 Isomerases: catalyze isomerization changes within a single molecule
EC 6 Ligases: join two molecules with covalent bonds.

1. EC 1, EC 4, EC 5 and EC 6 only
2. EC 2 and EC 3 only
3. EC 1, EC 4 and EC 6 only
4. EC 3, EC 4, EC 5 and EC 6 only
Subtopic:  Enzymes Classification |
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