Question

What is satellite DNA in a genome? Explain their role in DNA fingerprinting.

Answer 1

Answer:

In human beings, 99% of the DNA base sequences are the same and this is called bulk genomic DNA. The remaining 1% DNA sequence differs from one individual to another. This 1% DNA sequence is present as small stretch of repeated sequences which is known as satellite DNA.

Answer 2

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⚫It provides evidence acceptable in court.

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⚫It helps in tumor analysis.

⚫It helps to solve problems in immigration