11-3students

11-3students - Chapter 11 Nutrition: Food for Thought...

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon
Chapter 11 Nutrition: Food for Thought Wednesday, 7 October 2009 Readings Chapter 11.2 and 11.4 Homework: Questions 11-13, 15, 34, 39, 47 11.4 Proteins: First Among Equals Protein derives from protos , in Greek for “±rst” Proteins are polyamides or polypeptides. All amino acids from which they are made are chiral except glycine and the chirality is all left-handed . When incorporated into a protein, the amino acids are residues
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Because amino acids have two functional end groups, the order they are connected makes a difference … in biology where structures, chirality and “tetris” shape Ftting are important. 11.8 Vitamins: The Other Essentials Carbohydrates, fats and oils provide _________ content but are not enough… … a balanced diet includes vitamins and minerals . Historically, humans learned the necessity for certain foods that when lacking would lead to certain types of ________ e.g., scurvy occurs in the absence of vitamin C
Background image of page 2
Just as with drugs, systematic studies started in the 20th century Vitamin B 1 (_______) is given this name because that was the name on the test tube in which the sample was collected! B 1 Julie Perkins, LLNL Vitamin = _______ for life + amine Today, vitamins deFned by their properties: 1. Essential in diets but in _____ amounts
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 4
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 01/17/2012 for the course C 118 taught by Professor Jillrobinso during the Fall '09 term at Indiana.

Page1 / 12

11-3students - Chapter 11 Nutrition: Food for Thought...

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online