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Vocab Science

Autotroph Able to form nutritional organic substances from simple inorganic such as carbon dioxide
Heterotroph Cannot manufacture its own food
Chemoautotroph Obtain energy through chemical process
Photoautotroph Phototropic organism
Calories Unit of energy
Energy Ability to do work, or produce change.
Ingestion Consumption of an substances by an organism.Starts taking the substance through the mouth which will make a pathway to the gastrointestinal tract
Digestion Ingested food that will be converted into simpler
Egestion Discharge of undigested material (food)
Roughage High in fiber but low in nutrients
Cellulose Carbohydrates that is a polymer composed of glucose units
Body Mass Index Percentage of fat and muscle
Absorption Assimilating substance into cells or across the tissue and the organs
Diffusion Net passive of particles
Villi Small projection on the surface of the mucous membrane
Constipation Small move in the colon
Enzyme Proteins that are folded into complex shapes to allow smaller molecule to fit on them
Macromolecules Contrast micromolecule
Bulimia Eating disorders
Anorexia Reduced appetite or total aversion to food
Created by: Anthony Wavy