What is the advantage of the technique amniocentesis?

Explanation

### Step-by-Step Solution:

1. **Definition of Amniocentesis**:
- Amniocentesis is a medical procedure that involves the puncture of the amniotic sac to collect amniotic fluid. This procedure is typically performed on pregnant women.

2. **Purpose of Amniocentesis**:
- The primary purpose of amniocentesis is to analyze the amniotic fluid for genetic and chromosomal defects in the fetus. This helps in assessing the health of the unborn baby.

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