Biology

Biology, 03.08.2019 00:40, damientran

When chromatin is condensed gene expression is likely taking place?

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Biology, 28.06.2019 17:30, itsssleaaa

Why does chromatin remodeling have to be the first step in gene activation? why does chromatin remodeling have to be the first step in gene activation? eukaryotic dna can be highly packaged in condensed chromatin and inaccessible to spliceosomes. eukaryotic and bacterial dna can be highly packaged in condensed chromatin and inaccessible to regulatory proteins and rna polymerase. eukaryotic dna can be highly packaged in condensed chromatin and inaccessible to transcription factors and rna polymerase. eukaryotic dna can be highly packaged in "open" chromatin (nucleosomes) and inaccessible to transcription factors and rna polymerase?

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Biology, 29.06.2019 04:30, xbeatdroperzx

Which statements about the modification of chromatin structure in eukaryotes are true? select all that apply. a. deacetylation of histone tails in chromatin loosens the association between nucleosomes and dna. b. acetylation of histone tails in chromatin allows access to dna for transcription. c. dna is not transcribed when chromatin is packaged tightly in a condensed form. d. methylation of histone tails in chromatin can promote condensation of the chromatin. e. acetylation of histone tails is a reversible process. f. some forms of chromatin modification can be passed on to future generations of cells.

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Biology, 30.06.2019 20:00, yousifgorgees101

Which statements about the modification of chromatin structure in eukaryotes are true? select all that apply. view available hint(s) acetylation of histone tails is a reversible process some forms of chromatin modification can be passed on to future generations of cells. dna is not transcribed when chromatin is packaged tightly in a condensed form. o acetylation of histone tails in chromatin allows access to dna for transcription. deacetylation of histone tails in chromatin loosens the association between nucleosomes and dna methylation of histone tails in chromatin can promote condensation of the chromatin

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