What are oxidoreductases ?

Explanation

**Step-by-Step Solution:**

1. **Definition of Oxidoreductases**:
- Oxidoreductases are a class of enzymes that facilitate oxidation-reduction (redox) reactions. These reactions involve the transfer of electrons between two substrates.

2. **Understanding the Suffix 'ases'**:
- In biological terminology, the suffix 'ases' typically indicates that the word refers to an enzyme. Therefore, oxidoreductases are enzymes that catalyze oxidation-reduction reactions.

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