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1) The catalytic region in which a small portion of molecules are involved in catalysis is called a. duplication site b. absorption site c. active site d. inactive site
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2) The regulators of enzymatic reactions are classified as a. activators only b. converters only c. inhibitors d. activators and converters
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3) The model which states that specific shapes are possessed by substrate and enzyme is known as a. deduction model b. induction model c. lock and key model d. arrow and shield model
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4) The model proposed by Emil Fischer is known as a. arrow and shield model b. deduction model c. induction model d. lock and key model
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5) The kind of molecules at which the enzymes act are classified as a. solutes b. concentrates c. nitrates d. substrates
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6) The catabolism is related to a. release of energy b. absorption of energy c. release of water d. absorption of water
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7) The vibrations of atoms of enzymes is increased and leads to the loss of a. nucleated structure of atoms b. solvent structure of enzymes c. solute structure of enzymes d. globular structure of enzymes
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8) The energy required in chemical reactions is called a. solvent energy b. activation energy c. enzymatic energy d. catalysis energy
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9) The optimum temperature of working of human enzymes is a. 52 ° C b. 47 ° C c. 37 ° C d. 42 ° C
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10) All the enzymes are considered as a. oxygen based acids b. carbon based acids c. nitrogen based acids d. proteins
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