Which of the Following Statements Is True of Histones

All of these statements are true. D The histone proteins are composed of basic amino acids which show homology in a certain species.

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They are the building blocks of nucleosomes.

. Correct option is D The histone proteins are composed of basic amino acids which show homology in a certain species. Are bound to the nuclear envelope contain few senes contain highly expressed genes. These proteins attach to the DNA to form the nucleosome and then the structure of the chromosome is formed.

These proteins are rich in lysine and arginine amino acid residues. Which of the following isare TRUE statements about histones. Only some archaea use mathrmCO_2 to.

Course Title SCIENCE 103. Why do histones bind tightly to DNA. Select ALL that are TRUE.

Histones are rich in the amino acids D and E and interact with DNA via ionic bonds. B Histones are negatively charged and DNA is positively charged. They are the building blocks of nucleosomes c.

They are proteins whose sequence is highly conserved in all eukaryotes b. 138 Which of the following statements is true of histones a Each nucleosome. The histone proteins are composed of basic amino acids which show homology in a certain species.

Which of the following statements is not true. A and b are correct d. Correct option is C The histone proteins are composed of basic amino acids rich in lysine and arginine amino acid residues.

- Histones are found in bacteria where they assist with the supercoiling of circular chromosomes. RNA is transcribed as a double stranded biopolymer. Propeller twist increases the area of contact between DNA bases and water.

A Which of the following statements about histones is incorrect. They are proteins whose sequence is highly conserved in all eukaryotes. The cell walls of archaea lack peptidoglycan.

Select ALL that are TRUE. Increased electrostatic attraction between the histone and the negatively charged DNA backbone c. Only bacteria have histones associated with DNA.

C Both histones and DNA are strongly hydrophobic. Both archaea and bacteria generally lack membraneenclosed organelles. These proteins are rich in lysine and arginine amino acid residues.

Which of the following statements is TRUE of histones a Each nucleosome consists from BIO 2200 at Bard College Simons Rock. Pages 63 This preview shows page 28 - 30 out of 63 pages. Which of the following statements is TRUE.

138 which of the following statements is true of. A Histones are positively charged and DNA is negatively charged. Reduced electrostatic attraction between the histone and the negatively charged DNA backbone b.

These proteins attach to the DNA to form the nucleosome and then the structure of the chromosome is formed. E Histones are highly hydrophobic and DNA is hydrophilic. - Histones serve an important function of compacting DNA in eukaryotic cells.

School Middletown H S South. These proteins attach to the DNA to form the nucleosome and then the structure of the chromosome is formed. Only some archaea use CO2 to oxidize H2 releasing methane.

Which of the following statements about histones is true. The binding of nucleosomes to the promoter inhibits transcription choice a by blocking RNA polymerase the general transcription factors and transcriptional regulators from accessing the DNA choice b. To receiv Show more Which of the following isare TRUE statements about histones.

There is more than one gene which codes for the histone protein. Histone modifications play a role in transcriptional regulation in prokaryotes. A and b are correct.

Which of the following statements about histones is true. Adenosine functions as a neuromodulator and is inhibited by caffeine d. None of the above are correct.

Archaea and bacteria have different membrane lipids. To receive credit you must have ALL correct answers selected and NO incorrect. Which of the following statements about histones is true.

Reduced covalent bonding between the histone and the negatively charged DNA backbone d. Please log in or register to answer this question. Only bacteria have histones associated with DNA.

None of the above are correct. - Histones are rich in basic amino acids in order to bind the negatively charged DNA. Histones form more accessible chromatin because of Select one.

These proteins are rich in lysine and arginine amino acid residues. The cell walls of archaea lack peptidoglycan. Histones are the building blocks of nucleosomes Histone states are not dynamic Question 25 1 pts The regions of chromosomes that are always packaged as heterochromatin.

Which of the following statements is true regarding. D Histones are covalently linked to the DNA. The DNA is wound around an octamer of histone core to form bead-like structures called nucleosomes.

The octamer core of histone proteins is made up of two units each of H2A H2B H3 and H4. Histone deacetylases remove acetyl groups that are attached to lysines in the tail of histone proteins choice d.

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