One of the roles of histone proteins in eukaryotes is ___________
a) control of gene expression by preventing digestive enzymes from degrading the DNA.
b) control of gene expression by allowing transcriptional enzymes variable access to the DNA.
c) keeping sister chromatids together until they should separate during cell division.
d) allowing microtubules to attach to the kinetochores.
Ans: b) control of gene expression by allowing transcriptional enzymes variable access to the DNA.
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