What are tandem repeats in DNA?

Q: What are tandem repeats in DNA?


A: Tandem repeats are a pattern of nucleotides that occur when a sequence is repeated multiple times, end-to-end, next to each other in DNA.

Q: Why are they called tandem repeats?


A: They are called tandem repeats because the repeats sit next to each other, in tandem.

Q: What is an example of tandem repeats?


A: An example of tandem repeats is the sequence ATTCG ATTCG ATTCG, in which the sequence ATTCG is repeated three times.

Q: How do tandem repeats occur in DNA?


A: Tandem repeats occur in DNA when a pattern of nucleotides is repeated.

Q: What is the nature of tandem repeats?


A: The nature of tandem repeats is multiple copies of the same base-pair sequence lying end-to-end.

Q: How are nucleotides arranged in tandem repeats?


A: In tandem repeats, nucleotides are arranged in the same sequence end-to-end, multiple times.

Q: Why are tandem repeats important in genetic research?


A: Tandem repeats are important in genetic research because they can be used as genetic markers and are sometimes associated with diseases.

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