Biomolecules questions
1272 published questions with worked solutions.
- How many of the following monosaccharides are examples of aldose? Fructose, Ribulose, Erythrose, Ribose, Glucose
- A molecule of stachyose contains ____ carbon atoms.
- How many of the following amino acids have a -CH_3 group in their side chain? (i) Cysteine, HS-CH_2- (ii) Aspartic acid,...
- Starting with three different amino acid molecules, how many different tripeptide molecules can be formed?
- How many among the following is/are reducing sugar(s)? Sucrose, glucose, maltose and lactose
- Adenine is one of the two purine bases involved in the formation of nucleotides of the nucleic acids. The molecular formula of...
- 1026 g of sucrose on hydrolysis gives ____ mole(s) of glucose. (Atomic weights: C = 12 u, H = 1 u, O = 16 u)
- How many of the following amino acids are neutral in nature? Alanine, lysine, histidine, asparagine, tryptophan, isoleucine,...
- How many chiral carbons are there in -D-(+)-glucose?
- In the open-chain structure, the number of chiral carbon atoms in D-(-)-ribose is ____.
- Some amino acids are listed below: Tyr, Cys, Glu, Leu, Phe. From the above, the number of amino acids having an aromatic ring in...
- The number of oxygen atoms in one molecule of ribulose is ____.
- Among the following, the number of essential amino acids is ____. Arginine, threonine, valine, proline, methionine, lysine,...
- With how many molecules of acetic anhydride does one molecule of glucose react?
- Glucose on prolonged heating with HI gives compound 'Y'. The number of chiral carbon atoms in 'Y' is ____.
- Among keratin, myosin, collagen, albumin and myoglobin, the number of globular proteins is ____.
- Those stereoisomers which differ in configuration at only one chiral carbon atom are called 'epimers'. How many of the following...
- How many amongst the following are composed of only -D-glucose units? (i) Maltose (ii) Sucrose (iii) Lactose (iv) Cellulose (v)...
- How many among the following are fat-soluble vitamins? Vitamin B, vitamin A, vitamin D, vitamin C, vitamin E
- How many carboxylic acid functional group(s) is/are present in one molecule of the dipeptide glycylalanine?
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