Define the following
Secondary metabolites

Explanation

**Step-by-Step Text Solution:**

1. **Definition of Secondary Metabolites**:
- Secondary metabolites are organic compounds produced by plants and animals that are not directly involved in the primary metabolic processes.

2. **Distinction from Primary Metabolism**:
- Primary metabolism includes essential processes such as respiration, photosynthesis, digestion, circulation, and excretion. Secondary metabolites do not participate in these processes.

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