Carbohydrate
Regulated metabolic pathways are

all of these
compartmentalized in eukaryotes
committed after the first step
usually regulated at the first step

ANSWER DOWNLOAD EXAMIANS APP

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

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

ANSWER DOWNLOAD EXAMIANS APP