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BIOLOGY TOPIC 7 NUCLEIC ACIDS (HL)
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Question:
What are 5 types of non coding DNA? (5)
Author: Sammy UniverseAnswer:
Satellite DNA: short tandem repeats (STRs) used for DNA profiling Telomeres: regions at the end of chromosomes to protect chromosomal deterioration during replication Introns: non coding sequences within genes, removed by RNA splicing before forming mRNA Non-coding RNA genes: codes for tRNA or rRNA Gene regulatory sequences: sequences used in transcription (promoters)
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