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Questions and Answers
What is the primary function of ATP-dependent chromatin-remodeling complexes in nucleosomes?
What is the primary function of ATP-dependent chromatin-remodeling complexes in nucleosomes?
- To replicate DNA molecules
- To dynamically change chromatin structure (correct)
- To modify histone covalently
- To compact chromatin fibers
Which type of chromatin is characterized as highly condensed and gene-poor?
Which type of chromatin is characterized as highly condensed and gene-poor?
- Nucleosome
- Euchromatin
- Heterochromatin (correct)
- Chromatin fiber
What is the result of attractions between nucleosomes in chromatin fibers?
What is the result of attractions between nucleosomes in chromatin fibers?
- Chromatin compaction (correct)
- Nucleosome duplication
- DNA replication
- Chromatin expansion
What is the significance of covalent modifications and histone variants in chromatin?
What is the significance of covalent modifications and histone variants in chromatin?
What is the primary difference between euchromatin and heterochromatin in terms of gene density?
What is the primary difference between euchromatin and heterochromatin in terms of gene density?
What is the result of chromosome loops decondensing?
What is the result of chromosome loops decondensing?
What is the characteristic of heterochromatic regions in the nucleus?
What is the characteristic of heterochromatic regions in the nucleus?
What is the role of large protein rings in chromosomal DNA organization?
What is the role of large protein rings in chromosomal DNA organization?
What is the characteristic of polytene chromosomes?
What is the characteristic of polytene chromosomes?
What is the effect of histone modification on chromatin structure?
What is the effect of histone modification on chromatin structure?
What is the basic unit of eukaryotic chromosome structure?
What is the basic unit of eukaryotic chromosome structure?
What is the primary function of chromatin remodeling?
What is the primary function of chromatin remodeling?
What is the primary characteristic that distinguishes heterochromatin from euchromatin?
What is the primary characteristic that distinguishes heterochromatin from euchromatin?
Which of the following is an example of histone modification?
Which of the following is an example of histone modification?
What is the result of chromosome condensation?
What is the result of chromosome condensation?
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