Chapter 9.1, Problem 14R

B.

Summary Introduction

To determine: The effect of the drug that blocks acetylcholine release on muscle contraction.

Introduction: A signal transduction pathway includes a group of proteins and polysaccharides that carry the signals by the binding of the signaling molecule with the receptor. The signals carried, leading to conformational changes in the proteins, further trigger a cascade of reactions leading to a cellular response.

C.

Summary Introduction

To identify: The events that would take place in the absence of acetylcholinesterase in the synaptic cleft.

Introduction: Neurotransmitters are the chemical molecules that are released by the neurons in response to a stimulus that excites the other neurons and brings about a nerve signal impulse transmission.