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Apple a Day

Nutrients as Molecules of Life
by

Engers Fernandez

on 23 June 2015

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Transcript of Apple a Day

Ingestion
Digestion
Absorption
Assimilation
Excretion
Apple a Day
Nutrients as Molecules of Life
Dr. Engers Fernandez
A mix of nutritious substance that people or animals eat or drink, or that plants absorb, in order to maintain life and growth.
Food
Nutrients
Macronutrients
Micronutrients
a substance required in relatively large amounts by living organisms, in particular.
a substance required in trace amounts for the normal growth and development of living organisms..
Carbohydrates
Proteins
Fats
Vitamins
Minerals
Water
Carbohydrates = 4 Kcal
Proteins = 4 Kcal
Fats = 9 Kcal
KCal = Kilocalories = Energy Measurement
3 Players
Food
Digestive System
Cells
Macronutrients as Molecule of Life
Carbohydrates
organic compounds occurring in foods and living tissues. They contain hydrogen and oxygen in the same ratio as water (2:1) and typically can be broken down to release energy in the animal body.
Polymers
entirely of a large number of similar units bonded together
Monosacchirides
Disaccharides
Polysaccharides
Main Energy Provider
Proteins
class of nitrogenous organic compounds that consist of large molecules composed of one or more long chains of amino acids and are an essential part of all living organisms, esp. as structural components of body tissues such as muscle, hair, collagen, etc., and as enzymes and antibodies
Also Polymers of Amino Acids
AA Structure
Structural
Storage
Contractile
Transport
Enzymes
Next Class - Fatty Acids and Review
Full transcript