Q. The unpacked stretches of DNA are the extra chromosomal load found in the eukaryotic genome.

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Q. How many types of histone molecules are found in nature?

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Q. Nucleosome is made up of __________

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Q. Histones have a high content of negatively charged amino acids.

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Q. With respect to assembly of every core histone which of the following is wrong?

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Q. Which of the following histone pairs forms tetramers in solution?

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Q. With respect to the “tails” of the histone molecules which of the following is not true?

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Q. How many contacts are observed between the DNA and the histone core protein?

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Q. Association of DNA and histone is mediated by _________

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Q. Histone H1 binds two DNA helices.

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Q. The distinct zig-zag appearance of the chromatin fibre is due to ____________

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Q. With respect to Histone H1 DNA packaging which of the following is false?

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Q. With respect to the solenoid model of nucleosome, which of the following is true?

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Q. What marks the difference between the solenoid and the zig-zag models of 30 nm fibres?

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Q. The histone tails stabilize the 30 nm fibre by interacting with adjacent nucleosomes.

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Q. Which of the following is not a characteristic of the nuclear scaffold?

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Q. Which histone molecule produces novel binding sites for protein components of the kinetochore?

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Q. With respect to remodeling complex of nucleosome, which of the following is not true?

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Q. The positioning of nucleosome is beneficial.

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Q. Which of the following facilitates nucleosome positioning?

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