Answer:
Explanation:
This is an indicator of sucrase activity because the amount of product produced is a result of the expiriment itself. Denatured sucrase was used as a control because activated sucrase would increase the activity. It is important to denature the enzyme because leaving it active would increase the activity of the enzyme.
Because dopamine is not recycled it remains in the synaptic cleft and it excites the postsynaptic neuron over and over again.