Q. The presence of enzyme in the sample can be detected by _________________

View solution

Q. The method which relies on differences in partitioning behavior between a flowing mobile phase and a stationary phase to separate the components in a mixture is referred to as _________________

View solution

Q. Which chromatography technique consist of a stationary phase immobilized on a glass plate and an organic solvent acting as a mobile phase?

View solution

Q. If the solvent phase in TLC was 80:20 mixture of hexane and ethyl acetate, the polar compounds will not move as much as non-polar compounds.

View solution

Q. When the solvent phase in TLC is 20:80 mixture of hexane and ethyl acetate, the polar compounds will not move as much as non-polar compounds.

View solution

Q. Pick odd one out.

View solution

Q. What is the coloring agent used to detect laccase?

View solution

Q. On spraying the coloring agent, the enzyme is detected as a __________

View solution

Q. The ratio of distance travelled by the sample over the total distance covered by the solvent is referred to as ___________

View solution

Q. _______________ is a liquid column chromatographic method of separating solute molecules according to differences in molecular size.

View solution

Q. Which of the following technique separates the sample by percolating it through a bed of porous, uncharged particles?

View solution

Q. Which of the following is not a step involved in gel filtration?

View solution

Q. Which of the following is not a gel filtration media used in gel filtration?

View solution

Q. Which gel filtration media is used to purify alpha amylase by gel filtration?

View solution

Q. Alkaline protease is purified by gel filtration using __________ as gel filtration media.

View solution

Q. Smaller molecules elute faster than larger molecules during gel filtration.

View solution

Q. Pick the odd one out.

View solution

Q. _____________ retains analyte molecules based on the coulombic interaction.

View solution

Q. When pH of enzyme solution is below their isoelectric point, the enzymes will be negatively charged and bind to anion exchangers.

View solution

Q. Cation exchange chromatography retains positively charged cations.

View solution