Chemistry MCQs

Page No. 60

A polymer in which three different monomers combine called_____________?


aCopolymer


bTerpolymer


cHomopolymer


dBiopolymer


View Answer Terpolymer

The nitrogenous base different in RNA as compared to DNA is_________________?


aCytosine


bThymine


cAdenine


dGuanine


View Answer Thymine

The mechanism by which the genetic information can be duplicated is called_________________?


aDuplication


bTranscription


cReplication


dMutation


View Answer Replication

Nucleic acids were first demonstrated in_________________?


apus cells


bsperm heads


c1872


dAll of the above


View Answer pus cells

Enzyme proved useful in cancer treatment is_______________?


aLactic dehydrogenase


bAlkaline phosphatase


cL-asparaginase


dCellulase


View Answer L-asparaginase

Enzymes from the same organism which catalyze same reaction but are chemically and physically distinct from each other are called______________?


aOxidoreductases


bHydrolases


cIsoenzymes


dIsomerases


View Answer Isoenzymes

Saponification is the hydrolysis of fat or oil with an__________________?


aacid


balkali


cEnzyme and alkali


dEnzyme and acid


View Answer alkali

Triglycerides are easily hydrolyzed by enzymes called_________________?


a Lyases


b Ligases


cLipases


dHydrolases


View Answer Lipases

Animal and vegetable fats are___________________?


aGlycerols


bFatty acids


cTriesters formed from glycerol and fatty acids


dTetraesters formed from glycerol and fatty acids



Lipids are soluble in___________________?


aOrganic solvents


bOrganic and inorganic solvents


cinorganic solvents


dSolubility has nothing to do with lipids


View Answer Organic solvents

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