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Carbohydrate

Q1: When living organisms are cooled below some critical body temperature, the metabolic reactions within their cells cease to function properly. This malfunction occurs because

A their enzymes lose the proper three-dimensional shape

B enzyme active sites become permanently bound to substrates

C the activation energy for the reaction is raised

D there is insufficient molecular motion for substrates to interact

ANS:D - there is insufficient molecular motion for substrates to interact

No answer description is available.



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