Human Physiology: An Integrated Approach (8th Edition)
8th Edition
ISBN: 9780134605197
Author: Dee Unglaub Silverthorn
Publisher: PEARSON
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Chapter 11, Problem 7RQ
Summary Introduction
Introduction: The catecholamines can be defined as an organic molecule containing catechol along with a side-chain
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O Macmillan Learning
Glu-His-Trp-Ser-Gly-Leu-Arg-Pro-Gly
The pKa values for the peptide's side chains, terminal amino groups, and carboxyl groups are provided in the table.
Amino acid Amino pKa Carboxyl pKa Side-chain pKa
glutamate
9.60
2.34
histidine
9.17
1.82
4.25
6.00
tryptophan
9.39
2.38
serine
9.15
2.21
glycine
9.60
2.34
leucine
9.60
2.36
arginine
9.04
2.17
12.48
proline
10.96
1.99
Calculate the net charge of the molecule at pH 3.
net charge at pH 3:
Calculate the net charge of the molecule at pH 8.
net charge at pH 8:
Calculate the net charge of the molecule at pH 11.
net charge at pH 11:
Estimate the isoelectric point (pl) for this peptide.
pl:
Biology Question
This entire structure (Pinus pollen cone) using lifecycle terminology is called what?
Chapter 11 Solutions
Human Physiology: An Integrated Approach (8th Edition)
Ch. 11.1 - Prob. 1CCCh. 11.1 - The central nervous system consists of the...Ch. 11.1 - Prob. 3CCCh. 11.1 - A nerve that carries both sensory and motor...Ch. 11.1 - Prob. 5CCCh. 11.1 - In what organelle is most intracellular Ca2+...Ch. 11.1 - Prob. 7CCCh. 11.1 - Prob. 8CCCh. 11.1 - Prob. 9CCCh. 11.2 - Prob. 10CC
Ch. 11.2 - Compare gating and ion selectivity of...Ch. 11.2 - Prob. 12CCCh. 11 - Prob. 1RQCh. 11 - Prob. 2RQCh. 11 - Prob. 3RQCh. 11 - Prob. 4RQCh. 11 - Neurons that secrete acetylcholine are described...Ch. 11 - List four things that can happen to autonomic...Ch. 11 - Prob. 7RQCh. 11 - Prob. 8RQCh. 11 - Somatic motor pathways a. are excitatory or...Ch. 11 - Prob. 10RQCh. 11 - Prob. 11RQCh. 11 - Compare and contrast: a. neuroeffector junctions...Ch. 11 - Prob. 13RQCh. 11 - Create a concept map comparing the somatic motor...Ch. 11 - If a target cells receptor is _______ (use items...Ch. 11 - Ganglia contain the cell bodies of (choose all...Ch. 11 - Prob. 17RQCh. 11 - You have discovered a neuron that innervates an...Ch. 11 - Prob. 19RQCh. 11 - Prob. 20RQ
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