Q. Number of essential elements in animals are 16182025 Answer: 25
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Q. Enzymes, vitamins and hormones can be classified into a single category of biological chemicals, because all of these Enhance oxidative metabolismHelp in regulating metabolismare conjugated proteinsare exclusively synthesised in the body of a living organism as at present Answer: Help in ...
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Q. Cellulose, the most important constituent of plant cell wall is made up of Branched of glucose molecules linked by β-1, 4 glycosidic bond in straight chain and α-1,6 glycosidic bond at the site of branchingUnbrached chain of glucose molecules linked by β--1,4 glycosidic bondBranched ...
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Q. Which of the following nucleotide sequences contains four pyrimidine bases? GATCAATGCUAGCGGUAAGCUAGACAAboth b and c Answer: GATCAATGC
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Which purine base is found in RNA?
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Q. In RNA, thymine is replaced by adenineguaninecytosineuracil Answer: uracil
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Q. Amino acids are produced from ProteinsFatty acidsEssential oilsα-keto acids Answer: Proteins
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In which of the following groups are all polysaccharides?
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Q. Lactose is composed of Neither lipids nor proteins can flip-flopBoth lipids and proteins can flip flopWhile lipids can rarely flip flop, proteins cannotWhile proteins can rarely flip flop, lipids cannot Answer: While lipids can rarely flip flop, proteins cannot
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Q. Which of the following have carbohydrate as prosthetic group GlycoproteinLipoproteinNucleoproteinChromoprotein Answer: Glycoprotein
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Q. ATP is vitaminEnzymeNucleic acidNucleotide Answer: Nucleotide
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Q. Lipids are insoluble in water because lipid molecules are HydrophilicNeutralZwitter ionsHydrophobic Answer: Hydrophobic
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