With the advent of DNA technology tool is available to identify a criminal or to the real parents. (a) Name this technique. (b) Write the missing steps in the procedure given below. Three of these steps are mentioned in the flow chart. (i) Extraction of DNA from the cells (ii) .......(iii) DNA is cut into fragments by restriction enzyme (iv) ..... (v)...... (vi). ....(vii) Autoradiography

Explanation

### Step-by-Step Solution:

**(a)** The technique used to identify a criminal or the real parents is called **DNA fingerprinting**.

**(b)** The missing steps in the DNA fingerprinting procedure are as follows:

1. **Extraction of DNA from the cells** (given).
2. **Amplification of DNA by PCR (Polymerase Chain Reaction)**: This step involves making multiple copies of the DNA to ensure there is enough material for analysis.
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