Q. In gel electrophoresis, the globular proteins move slower than the fibrous proteins.

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Q. When was the technique of two-dimensional gel electrophoresis developed?

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Q. Which of the following amino acid absorbs the light of 280 nm?

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Q. For a mass spectrometric analysis, the compounds are converted into ___________________

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Q. In mass-spectrometry, proteins are separated base on their _____________________

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Q. Which is the main ingredient in the sample preparation of mass spectrometry?

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Q. MALDI is a technique of ______________________

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Q. Electrospray ionization is suited for proteins that are __________________

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Q. Which of the following techniques delivers the amino-acid sequence of a peptide?

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Q. In X-ray diffraction, the protein crystals are bombarded with ____________

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Q. Which was the first protein to have its structure determined using X-ray crystallography?

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Q. Synchrotrons generate _____________________

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Q. Electron cryomicroscopy is used mainly for _______________

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Q. Which of the following is used to lyse the nucleus and release the DNA?

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Q. In purification steps of nucleic-acids, phenol is used for _______________________

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Q. Which of the following is used to precipitate the nucleic acids?

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Q. Phenol is an active protein denaturant.

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Q. Which type of gel is used for large nucleic acids?

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Q. Which technique is used to separate nucleic acids of size greater than 25 kb?

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Q. One Svedberg unit is equivalent to 10¯¹³ ______________

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