Why do the offspring of blind couple are not blind?

Explanation

### Step-by-Step Solution:

1. **Understanding Traits**:
- Traits are characteristics or features of an individual. They can be classified into two main types: acquired traits and inherited traits.

2. **Acquired Traits**:
- Acquired traits are those that an individual develops during their lifetime due to environmental factors, experiences, or behaviors. These traits are not passed on to the offspring. Examples include skills like singing or dancing, physical defects, or body modifications.

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