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Structure of a protein

amino acids bond through peptide bonds forming polypeptide chains

elements of a protein

carbon, hydrogen, oxygen, nitrogen

examples of carbohydrates

lactose, sucrose, starch, glycogen


solid at room temperature, come from animals


liquid at room temperature, come from plants

monomer of a nucleic acid


functions of a protein

structure(muscle, skin, nails), regulate cell processes(involved in chemical reactions)

functions of a carbohydrate

short term energy, structure(cellulose-plants, chitin-arthropods, fungi, bacteria)

elements of a nucleic acid

carbon, hydrogen, nitrogen, oxygen, phosphorous

examples of proteins

enzymes, meat (-ase)

carbohydrate structure

ring or chain

structure of a nucleic acid

two starnds of nucleotides form a double helix(DNA), one strand forms RNA

examples of lipids

oils, fats, waxes, steroids

elements of a lipid

carbon, hydrogen, oxygen

monomer of a carbohydrate


functions of lipids

long term energy storage, insulation, cell membrane structure, chemical messengers

function of a nucleic acid

storing/transmitting genetic information

elements of a carbohydrate

carbon. hydrogen, oxygen (1:2:1)

monomers of lipids

fatty acids and glycerol

structure of a lipid

column shape

examples of nucleic acids

deoxyribonucleic acid, ribonucleic acid

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