Biomolecules questions
1272 published questions with worked solutions.
- Cofactors (non-proteinic prosthetic groups) used to bond conjugated proteins are:
- Simple proteins bonded with a non-proteinic prosthetic group (acting as cofactor) are called:
- Glucose and fructose differ in:
- Dextrins, (C_6H_ 10 O_5)_n, are used in:
- How many optical isomers does D-glucose have?
- In how many isomeric forms (excluding tautomers) does glucose exist in its aqueous solution?
- How many molecules of phenylhydrazine react with a molecule of glucose (to form the osazone)?
- The nomenclature of D- and L-configuration for glucose can be decided on the configuration of the 'n'th numbered carbon atom....
- The - and -anomers of glucose differ at which numbered carbon atom?
- The optical rotation of -D-fructose is -21° and that of its -form is -133°. The equilibrium mixture of these anomers has an...
- How many of the following statements about D-fructose and L-fructose (straight-chain forms only) are correct? (i) They are...
- At a certain temperature, sucrose hydrolyses to give 55% D-glucose and 45% D-fructose. The specific rotation of D-glucose is +52°...
- How many optical isomers are possible for a 2-ketohexose?
- How many moles of acetic anhydride will be consumed by one mole of glucose?
- How many acidic group(s) is/are present in the product obtained by reaction of glucose with bromine water?
- On prolonged heating with HI, glucose forms a compound which has 'n' number of carbon atom(s) in a straight-chain structure. What...
- What is the number of optical isomers for a 2-ketoheptose?
- Two monosaccharides are held together by a glycosidic linkage between C_m and C_n carbons (a furanose unit linked through its...
- What is the sum of the numbering of the carbon atoms in the glycosidic linkage formed in a molecule of maltose?
- Lactose is composed of -D-galactose and -D-glucose. The linkage is between C_m of galactose and C_n of glucose. What is the value...
Other chapters
Alcohols, Phenols and EthersAldehydes, Ketones and Carboxylic AcidsAlternating CurrentAminesAnatomy of Flowering PlantsAncient Indian HistoryAnimal KingdomApplication of DerivativesArea Under CurveAromatic Compounds and Aryl HalidesAtomsBasic Mathematics and LogarithmBinomial TheoremBiodiversity and ConservationBiological ClassificationBiotechnology and Its ApplicationsBiotechnology: Principles and ProcessesBody Fluids and CirculationBreathing and Exchange of GasesCell Cycle and Cell DivisionCell: The Unit of LifeChemical Bonding and Molecular StructureChemical Coordination and IntegrationChemical Kinetics