The data in the table in the table below is collected for an enzyme-catalyzed reaction. The Km for this enzyme is approximately: 8 x 10-6 mM 2.0 x 10-5 mM […]
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Protein Solubility Curve vs pH
Which of the following options show the appropriate solubility (S) curve of globular protein in polar solvent when plotted as a function of pH. IEP is the isoelectric point of […]
Hemoglobin and Oxygen Binding
Identify the statement about haemoglobin that is not correct Oxygen binds the porphyrin ligands of the haem groups Oxygen binding is sensitive to pH Carbon Monoxide is toxic as it […]
Chemical to Add to D₂O for ND₃ Production
What chemical would you add to D2O to produce ND3 TiN NO2 Li3N NaNO2 Lithium nitride (Li₃N) reacts with deuterium oxide (D₂O, heavy water) to produce deuterated ammonia (ND₃) via […]
Diffusion of Sugar in Water
You have added a drop of high concentration sugar solution in a bowl of water at room temperature. A few minutes later, which of the following statements is true? Sugar […]
Spectroscopic Evidence of Hydrogen Bond Formation
Choose the most appropriate option from below for the spectroscopic evidence of hydrogen bond formation. D—H……A where D and A are the hydrogen bond donor and acceptor respectively. H is […]
Common Features of Silicates, Silicone and Silica
Silicates, Silicone and silica all share the follow: A linear chair structure Si-O bonds Si-Si bonds Catalysis for hydrogenation All three – silicates, silicone and silica – contain Si–O (silicon–oxygen) bonds, […]
Wrong Statement in Biomolecules
Which one of the following statements is wrong? Cellulose is a polysaccharide Uracil is a pyrimidine Serine is a sulphur containing amino acid Sucrose is a disaccharide The wrong statement […]
What Does Kcat/Km Signify in Enzyme Kinetics?
What does Kcat/Km signify? Specificity of enzyme for different substrates Rate of product formation Rate of substrate consumption Maximum rate of reaction What Does Kcat/Km Signify in Enzyme Kinetics? Complete […]
What Does Kcat/Km Signify in Enzyme Kinetics?
What does Kcat/Km signify? Specificity of enzyme for different substrates Rate of product formation Rate of substrate consumption Maximum rate of reaction Kcat/Km signifies the specificity (catalytic efficiency) of an enzyme […]


