Nutrients and Nutrient Requirements

Nutrients and Nutrient Requirements - Nutrients and...

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1 Nutrients and Nutrient Requirements Reminders. ... ± Lab this week and next week: AGAD21 ± Bring a calculator and your NRC tables to labs Nutrients. . ± Definition ± Chemical Facts and Features ± Requirements Nutrients. .. ± What is the definition of a nutrient? { Chemical component of a feed ingredient that is required for normal body function. Nutrients. .. ± Definitions and Characteristics { Chemical molecules or elements used for: ± Maintenance ± Growth ± Production ± Reproduction Nutrients. .. ± Chemical classifications:
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2 Nutrients. .. ± Chemical classifications: { Carbohydrates { Lipids { Proteins (amino acids) { Vitamins { Minerals { Water Carbohydrates- (CH 2 0) n Glucose Carbohydrates. .. ± Monosaccharides { Glucose, Fructose, Galactose ± Disaccharides { Maltose, Sucrose, Lactose ± Polysaccharides { Starch, Cellulose Lipids. .. ± soluble in nonpolar organic solvents (as chloroform and ether) ± Contain C, H, and O (C,H > O) Lipids. .. Triacylglycerol ester Lipids. ..
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3 Proteins. .. ± Amino acids { Amino (NH 2 ) group and carboxyl (COOH) group, with asymmetric carbon (except glycine) Amino Acids. .. gray - carbon white - hydrogen blue – nitrogen red - oxygen Nonpolar, aliphatic R groups Polar, uncharged R groups H3N-C-COO - H + H H3N-C-COO - H + CH3 H3N-C-COO - H + CH CH3 H3C H3N-C-COO - H + CH CH3 H3C CH2 H3N-C-COO - H + CH2 CH3 H3N-C-COO - H + CH2 H2C CH2 Glycine Alanine Valine Leucine Isoleucine Proline H3N-C-COO - H + CH2OH H3N-C-COO - H + H-C-OH CH3 H3N-C-COO - H + CH2 SH H3N-C-COO - H + CH2 S CH2 CH3 H3N-C-COO
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This note was uploaded on 05/11/2011 for the course ANSC 324 taught by Professor Unknown during the Spring '11 term at Purdue.

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Nutrients and Nutrient Requirements - Nutrients and...

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