At Temperatures Above 40 ^$\circ$ C (104 ^$\circ$ CF)in the Human Body,
A)enzymatic Reactions with Substrates Are More

At temperatures above 40 ^$\circ$ C (104 ^$\circ$ CF) in the human body,

A) enzymatic reactions with substrates are more quickly catalyzed.
B) enzymes denature and reaction rates decrease.
C) protein flexibility is optimum and reaction rates increase.
D) protein shape is rigid and reaction rates are constant.