Complete the lecithin molecule by replacing each X to show myristic acid (CH₂(CH₂)2COOH) and the Z to show choline, at physiological pH, 7.4. Include all hydrogen atoms and appropriate charges. H₂C c-c C-C- C-C- C = C - c-c CC- CH₂ H₂ H₂ H₂ H₂H₂ CH₂ CICIC-C-C-C-C-C-c-c-c H₂ H₂ H₂ H₂H₂ H₂ CH₂ CH₂ CH₂ Incorrect What did I do wrong? Please explain fully as I'm quite confused? HC H₂C O 1 OI UI с H₂ UI UI UI I

Complete the lecithin molecule by replacing each X to show myristic acid (CH₂(CH₂)2COOH) and the Z to show choline, at physiological pH, 7.4. Include all hydrogen atoms and appropriate charges. H₂C c-c C-C- C-C- C = C - c-c CC- CH₂ H₂ H₂ H₂ H₂H₂ CH₂ CICIC-C-C-C-C-C-c-c-c H₂ H₂ H₂ H₂H₂ H₂ CH₂ CH₂ CH₂ Incorrect What did I do wrong? Please explain fully as I'm quite confused? HC H₂C O 1 OI UI с H₂ UI UI UI I

Chemistry

9th Edition

ISBN:9781133611097

Author:Steven S. Zumdahl

Publisher:Steven S. Zumdahl

Chapter22: Organic And Biological Molecules

Section: Chapter Questions

Problem 10RQ

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(a) Draw the Lewis structure for the amino acid phenylalanine, showing the amino group and the carboxylic group in their un-ionized forms. (b) Draw the Lewis structure for the zwitterionic form of phenylalanine. (c) Which of these structures will be the predominant form at physiological pH?
Lecithins are a type of glycerophospholipid. They are also called phosphatidylcholines and are important components of nerve and brain tissues. The amino alcohol portion of these molecules is choline. Complete the lecithin molecule by replacing each X to show myristic acid (CH₂(CH₂)2COOH) and the Z to show choline, at physiological pH, 7.4. Include all hydrogen atoms and appropriate charges. H₂C 1c1c-c-c-c-c-c-c-C-C-C- CH₂ H₂ H₂ H₂ H₂ H₂ H₂ H₂ H₂ H₂ CH₂ HC C-c-c-c-C-CIC-c-c-c H₂ H₂H₂ H₂ H₂ H₂ H₂ CH₂ CH₂ H₂C What did I do wrong? 0 0 CICIC H₂ H₂ O OF I UI OI 1 UI CH₂
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