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

ANSWER DOWNLOAD EXAMIANS APP

Carbohydrate
The function of gluconeogenesis is

a pathway for the utilization of amino acids
maintenance of blood glucose levels during starvation or a low carbohydrate diet
recovery of lactate from fermentation and glycerol from fat breakdown
All of these

ANSWER DOWNLOAD EXAMIANS APP

Carbohydrate
Which of the following does not occur during gluconeogenesis?

The conversion of PEP to fructose bisphosphate
The conversion of pyruvate to phosphoenolpyruvate (PEP)
The decarboxylation of oxaloacetate to phosphoenolpyruvate
The carboxylation of pyruvate to oxaloacetate

ANSWER DOWNLOAD EXAMIANS APP