food and biomolecules

main elements

elements in dissolved salts

trace elements

[blank_start]trace[blank_end] elements are only found in [blank_start]tiny[blank_end] amounts and are involved in running [blank_start]chemical reactions[blank_end] in [blank_start]cells[blank_end]

functions of food 1 e[blank_start]nergy[blank_end] 2 r[blank_start]aw materials[blank_end] to b[blank_start]uild and repair[blank_end] their body parts 3 c[blank_start]ontrol chemical reactions[blank_end] in c[blank_start]ells[blank_end]

single sugar unit: [blank_start]monosaccharide[blank_end] two sugar unit: [blank_start]disaccharide[blank_end] multiple sugar unit: [blank_start]polysaccharide[blank_end]

single sugar unit

two sugar unit

multiple sugar unit

monosaccharides are and

disaccharides are and

polysaccharides are and

lipids contain c[blank_start]arbon[blank_end], h[blank_start]ydrogen[blank_end] and o[blank_start]xygen[blank_end]

carbohydrates contain c[blank_start]arbon[blank_end], h[blank_start]ydrogen[blank_end] and o[blank_start]xygen[blank_end]

protein contains c[blank_start]arbon[blank_end], h[blank_start]ydrogen[blank_end], n[blank_start]itrogen[blank_end] and o[blank_start]xygen[blank_end]

carbohydrates provide

lipids provide

proteins

lipids are made up of [blank_start]fatty acids[blank_end] and g[blank_start]lycerol[blank_end]

proteins are made up of [blank_start]amino acids[blank_end]

water functions

food tests reducing sugar : [blank_start]benedicts solution[blank_end] b[blank_start]lue[blank_end] to [blank_start]brick red[blank_end] starch: [blank_start]iodine[blank_end] b[blank_start]rown[blank_end] to [blank_start]blue black[blank_end] lipid: t[blank_start]ranslucent mark[blank_end] protein: s[blank_start]odium hydroxide[blank_end] and c[blank_start]opper sulfate[blank_end] b[blank_start]lue[blank_end] to [blank_start]purple[blank_end]