Histone proteins have a great deal of negative charge. Group of answer choices True False
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Which of the following statements concerning chromatin structure is false? a. Histones have a positive charge. b. Negative supercoiling can enhance activities like replication and transcription. c. Nucleosomes are found only in mitotic chromosomes. d. Epigenetic inheritance is a form of inheritance where a cell passes down modification of chromatin structure form parent to daughter cells. e. Histone modifications can establish differences between heterochromatin and euchromatin.
Sri K.
Which of the following statements about histones is FALSE A. Positively charged amino acids on histones contact the negatively charged phosphates on the DNA backbone. B. Adding acetyl groups to specific amino acids on histones can change the condensation state of chromatin. C. Histones are highly conserved, basic proteins. D. About 150bp of DNA is wound around eight histone proteins to form a nucleosome. E. Histones in a nucleosome make many close contacts with DNA bases in the major groove.
'QUESTION Histones are an example of "sequence-specific" DNA binding protein (proteins that rely on specific DNA sequences to recognize binding sites) True False'
Adi S.
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