1. An inhibitory neurotransmitter released into a synaptic cleft would most likely bind to:
A. A ligand gated chloride channel
B. A voltage gated potassium channel
C. A ligand gated sodium channel
D. A ligand gated calcium channel
2. Which of the following statements concerning the LAC operon is correct?
A. It is positively regulated by cAMP
B. It is negatively regulated by cAMP
C. It is positively regulated by glucose
D. It is negatively regulated by lactose