Urea Is Converted to Ammonia and Carbon Dioxide by the Action

Multiple Choice

Urea is converted to ammonia and carbon dioxide by the action of urease. What will be the effect on the rate if the temperature of the reaction is lowered from 37 °C (the optimum temperature) to 27 °C?

A) There will be no effect.
B) The rate will slow down.
C) The rate will double.
D) The rate will triple.
E) The rate will slow down, then speed up again.