None a) Fb) M8. Which free amino acid(s) below can have its side chain be involved in hydrogen-bonding?add) None of the above has an aromatic ring in its side chain-cooHH

A free amino acid(s) can have its side chain involved in hydrogen bonding, let's analyze the given…

Answered: a) F b) M 8. Which free amino acid(s)…

Chemistry: Matter and Change

1st Edition

ISBN:9780078746376

Author:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom

Publisher:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom

Chapter23: The Chemistry Of Life

Section: Chapter Questions

Problem 41A

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Lysine and tryptophan are two amino acids that contain an additional N atom in the R group bonded to the a carbon. While lysine is classified as a basic amino acid because it contains an additional basic N atom, tryptophan is classified as a neutral amino acid. Explain why this difference in classification occurs.
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I don't get it at all. I struggled with my homework. Can you help me about the Henderson-Hasselbalch relation, summarized in the table below, it is possible to predict the predominant form of these groups at a particular pH? Draw the line bond structure for the general form of an amino acid using "R" to represent the side chain. Draw the N- and C-terminus groups using the forms that are predominant at physiological pH (pH = 7.4. Include lone pairs in your drawing.
You are trying to identify an unknown amine from a list of potential candidates. You have the following information about this amine: • A yellow liquid with an ammonia-like odour Highly soluble in water • Very poorly soluble in hexane • Basic and reacts in a 3 to 1 molar ratio with hydrochloric acid (HCI) Which is the most likely amine? O Aminoethane NH2 1-Aminohexane NH2 O 1,2-Diaminoethane H2N NH2
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Amino acids exist as dipolar ions or zwitterions in which the amino group exists as a negatively-charged ammonium group and the carboxyl group as a positively-charged carboxylate group. O True False
I don't get it at all. Can you help me about the Henderson-Hasselbalch relation, summarized in the table below, it is possible to predict the predominant form of these groups at a particular pH? Draw the line bond structure for the general form of an amino acid using "R" to represent the side chain. Draw the N- and C-terminus groups using the forms that are predominant at physiological pH (pH = 7.4. Include lone pairs in your drawing.
I tried to answer the question but not sure if it’s correct. Please help
2. Describe the basic chemical requirements for the aminoglycosides. Why are these compounds strongly basic and exist as polycations at physiological pH? (Use equations to explain). OH OH HỌ H2N HO FHO- Но Но NH2 H,N NH2

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a) F b) M 8. Which free amino acid(s) below can have its side chain be involved in hydrogen- bonding? ad d) None of the above has an aromatic ring in its side chain -coo H H