Differentiate between two categories of gametes involved in sexual reproduction .

Explanation

To differentiate between the two categories of gametes involved in sexual reproduction, we can outline the key differences between isogamy and anisogamy as follows:

### Step-by-Step Solution:

1. **Definition of Sexual Reproduction**:
- Sexual reproduction involves the fusion of two types of gametes to produce a new offspring.

2. **Types of Gametes**:
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