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level: Level 1

Questions and Answers List

level questions: Level 1

QuestionAnswer
what are nutrientssubstamces organisms need to stay alive, develop, etc..
whats the source of nutrientsfood
types of foodcarbohydrates, protein, fibers, fats, vitamins, fruits+vegetables, minerals, and water
whats watera universal solvent, for metabolic reactions
what does metabolic meanreactions that happen in cells
how much water does the human body need a day and why2 liters a day, to replace fluids lost
whats the main source of energy for the bodycarbs
what are the two types of carbs and where are they foundsimple, in sugars. and complex, in starch/bread
whats a monomerbuilding block
whats the monomer of carbssugars
whats the polymer of carbsstarch
how is fiber madecellulose
fibers help with____________elimination
why are proteins necessaryfor growth and repair of the body's cells. and allows the body to function properly
what are amino acidswhat makes up protein
how much amino acids does the body make12 out of 20
what repairs body partsproteins
where is glycogenin the liver
what do fats providefats provide energy and key building components
what are the two types of fatssaturated and unsaturated
what is the proper name for fatslipids
what protects vital organsfat
what are minerals and what do they help withinorganic materials that help to build or repair tissues
what are vitaminsorganic molecules that work with enzymes
what do vitamins dothey regulate cell functions, growth, development
what does the digestive system dobreak down food into simpler molecules
what happens in the process of digestionThe digestive system breaks down food into energy cells. After digestion is complete,nutrients are absorbed and transported to all cells. Undigested materials are eliminated as liquid and solid wastes.
what is Peristalticit is the process of pushing food down the eophagus
where does the digestion of carbs begin? using whatin the mouth, using saliva, amylase
where does the digestion of proteins begin?using what?stomach, using protease
where does the digestion of fats and sugars begin?using what?in the small intestine, using lipase and bile
where does nutrients absorption take place? and how?in the small intestine, using the villi, the villi absorbs nutrients using micro villis
what happens in the large intestineundigested food goes to the large intestine, and there, water is absorbed and undigested food go to the anus for the process of elimination