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.Management Sciences
Category: Macromolecules
Regular coiling or zigzagging of polypeptide through hydrogen bonding is its_______________?
A. Quantum structure
B. Secondary structure
C. Tertiary structure
D. Primary structure
Lipids are soluble in___________________?
A. Organic solvents
B. Organic and inorganic solvents
C. Inorganic solvents
D. Solubility has nothing to do with lipids
Purines and pyrimidines are__________________?
A. Enzymes
B. Nitrogenous bases
C. Carbohydrates
D. Lipids
Industrial materials and thermal power stations are coated with______________________?
A. Polyester resins
B. Epoxy paints
C. Polyamide resins
D. Polyvinyl chloride
The process of polymerization was classified by___________________?
A. Strecker
B. Sabatier
C. Runge
D. W. H. Carothers
Animal and vegetable fats are___________________?
A. Glycerols
B. Fatty acids
C. Triesters formed from glycerol and fatty acids
D. Tetraesters formed from glycerol and fatty acids
Polyester resins are the product of the reaction of__________________?
A. Dihydric alcohol and dicarboxylic aromatic acids
B. Polyamines with aliphatic dicarboxylic acids
C. Styrene in the presence of catalyst
D. Epichlorohydrin with diphenylol propane
Enzynies that catalyze the transfer of groups within molecule are called_________________?
A. Isomerases
B. Lyases
C. Transferases
D. Ligases
Carbohydrates are polyhydroxy compounds of___________________?
A. Glucose
B. Glyceraldehydes
C. Oligosaccharides
D. Aldehydes and ketones
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