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BIOLOGY TOPIC 7 NUCLEIC ACIDS (HL)
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Pregunta:
How do nucleosomes help regulate transcription in eukaryotes? (4)
Autor: Sammy Universe
Respuesta:
Histone proteins have protruding tails that determine how DNA is packaged within euk nucleosomes Acetylation: DNA LESS tightly packed and MORE accessible to transcription machinery Methylation: DNA is MORE tightly packed = LESS accesible ro transcription machinery = regulates transcription
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Autor
Sammy Universe