Carbohydrate
The NAG6 substrate is hydrolyzed by human lysozyme to form

6 glucosamines + 6 acetic acids
NAG3
NAG4 + NAG2
NAG3 + NAG3

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

enzyme active sites become permanently bound to substrates
there is insufficient molecular motion for substrates to interact
their enzymes lose the proper three-dimensional shape
the activation energy for the reaction is raised

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Carbohydrate
The glycosidic bond

in maltose is not hydrolyzed in lactose intolerant humans
in sucrose is hydrolyzed by bees
both (b) and (c)
joins glucose and fructose to form sucrose

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Carbohydrate
Insulin

inhibits gluconeogenesis and glycolysis
stimulates gluconeogenesis and inhibits glycolysis
stimulates gluconeogenesis and glycolysis
inhibits gluconeogenesis and stimulates glycolysis

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