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crossword puzzle

Teacher: Mrs.Munson
Across
Liquid productions of digestion
Mechanical and chemical breakdown of food into small molecules that cells can absorb and use
Building block of protein
Nutrient that is usually the body's main source of energy
Breakdown of food through chewing, mixing, or churning
Down
Occurs when enzymes and other chemicals break down large food molecules into smaller ones
A type of protein that regulates nearly all chemical reactions in cells
Nutrient that stores energy, cushions organs, and helps the body absorb vitamins
Finger-like projection covering the wall of the small intestine that increases the surface for food
Groups of food such as bread, cereal, rice, and pasta
Substances in food that provide energy
Water-soluble or fat-soluble organic nutrient needed in small quantities for growth, for preventing some diseases, and for regulating body functions
Waves of muscular contractions that move food through the digestive tract
Inorganic nutrient that regulates many chemical reactions in the body
Large molecules that contain carbon, hydrogen, oxygen, nitrogen, and sometimes sulfur