In the Diagram Below, the Plane Drawn Behind the Peptide $\alpha$

question 37

Multiple Choice

In the diagram below, the plane drawn behind the peptide bond indicates the:

• A) absence of rotation around the C-N bond because of its partial double-bond character.
• B) plane of rotation around the C _\(\alpha\) -N bond.
• C) region of steric hindrance determined by the large C=O group.
• D) region of the peptide bond that contributes to a Ramachandran plot.
• E) theoretical space between -180 and +180 degrees that can be occupied by the \(\phi\) and\(\Psi\)angles in the peptide bond.

Identify the neurotransmitters and their receptors involved in the autonomic nervous system.

Describe the pathways preganglionic and postganglionic neurons follow in the sympathetic division.

Define the characteristics and roles of the enteric nervous system.

Distinguish between sympathetic, parasympathetic, and somatic parts of the nervous system based on their control over different effectors.