BIO 203 Lecture Notes - Lecture 20: Saturated Fat, Unsaturated Fat, Carboxylic Acid

36 views4 pages

Document Summary

Animals eat because: chemical energy, organic precursors, essential nutrients, dietary water. Unequal amounts of energy produced by different molecules. Calorie= energy required to raise 1ml of water by 1 degrees c, food calorie= kilocalories. Cellulose- beta 1-4 glucose, humans can"t digest it. Chains of amino acids: central carbon, amino acid, h, carboxylic acid group, side chain r group. Amino acids form peptide bonds to form peptide chains to form proteins. The chains fold in a unique way to make a protein. Proteins: contain both carbon and nitrogen, ingested amino acids>other amino acids> proteins for almost every cellular function. Lipids: fatty acids+ glycerol >membrane phospholipids, cholesterol > hormones. Substances the body is unable to synthesize from organic precursors: essential amino acids, essential fatty acids, vitamins, minerals. Malnutrition state of insufficiency of an essential nutrient. Grains: methionine, valine, threonine, phenylalanine, leucine, isoleucine. Omega 3 and omega 6 polyunsaturated fatty acids (pufa) Needed to make membrane phospholipids ex: linoleic acid.

Get access

Grade+
$40 USD/m
Billed monthly
Grade+
Homework Help
Study Guides
Textbook Solutions
Class Notes
Textbook Notes
Booster Class
10 Verified Answers
Class+
$30 USD/m
Billed monthly
Class+
Homework Help
Study Guides
Textbook Solutions
Class Notes
Textbook Notes
Booster Class
7 Verified Answers

Related textbook solutions

Related Documents

Related Questions