Biomolecules questions
1272 published questions with worked solutions.
- Which one of the following amino acid has phenyl OH group?
- A tripeptide is composed equally of L-tyrosine, L-glycine and L-valine (one molecule of each). How many number of tripeptides can...
- Osazone formation involves only 2 carbon atoms of glucose because of
- Dinucleotide is obtained by joining two nucleotides together by phosphodiester linkage. Between which carbon atoms of pentose...
- A mixture of two amino acids having pI 9.60 and 5.40 can be separated
- If K_ a_1 and K_ a_2 are the ionisation constant of H_3NCHRCOOH and H_2NCHRCOO^- , respectively, the pH of the solution at the...
- Glucose reacts with methyl alcohol to give
- Which of the following is an example of ketohexose?
- A certain compound gives negative test with ninhydrin and positive test with Benedict's solution, it is
- Which of the following compounds can be detected by Molisch's test?
- Which of the following is a simplest amino acid?
- Sucrose is not a reducing sugar since
- Which of the following amino acid is neutral?
- The presence or absence of hydroxy group on which carbon atom of sugar differentiates RNA and DNA
- Which one of the following statements about amino acids is false?
- During the process of digestion, the proteins present in food materials are hydrolysed to amino acids. The two enzymes A and B,...
- The pH value of the solution in which a particular amino acid does not migrate under the influence of an electric field is called...
- Methyl- -D-glucoside and methyl- -D-glucoside are
- Which one of the following statements is incorrect for the sucrose?
- Proteins when heated with conc. HNO_3 give a yellow colour. This is
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