Q. Which of the following is a disadvantage of organic solvent fractionation?

View solution

Q. A preferable technique to perform fractionation is to cool the enzyme solution.

View solution

Q. What is the next step after organic solvent fractionation with dry ice – ethanol – water mixture?

View solution

Q. Ethanol can be removed from protein precipitate by __________

View solution

Q. Enzyme are soluble in aqueous medium.

View solution

Q. Which of these is not a basic amino-acid?

View solution

Q. __________ is an acidic amino acid.

View solution

Q. Pick odd one out.

View solution

Q. When the enzyme solubility is reduced by reducing the water availability, the enzyme-enzyme interaction start to take place and they will aggregate to form precipitates. This phenomenon is called ______________

View solution

Q. Ammonium sulphate is convenient and effective chemical for fractionation by salting out method.

View solution

Q. Which one of the following cannot be used as alternative to ammonium sulphate?

View solution

Q. What does the equation, log⁡S=Kintercept-Ksalt T represent?

View solution

Q. The process in which there is a free flow low molecular weight compounds across the membrane retaining high molecular weight compound is referred to as _____________

View solution

Q. Which of the following factors does not limit the rate of dialysis?

View solution

Q. Which one of the following is not true for membrane selection?

View solution

Q. Pick odd one out.

View solution

Q. The simplest way to remove ammonium sulphate from the system is _____________

View solution

Q. The volume of the solution which is being dialyzed is referred to as diffusate volume.

View solution

Q. What is retentate?

View solution

Q. Which of the following technique uses separation on the basis of particle size?

View solution