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15 Cards in this Set

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  • Back
polar molecules
molecules hat have unequal areas of charge
hydrogen bond
a weak chemical bond formed between two polar molecules
acid
any compound that forms hydrogen ions when dissolved in water
PH scale
a convenient way to relate the amount of hydrogen ion from one solution to another
base
any substance that ionizes to form hydroxide ions when dissolved in water
carbohydrates
composed of carbon, hydrogen, and oxygen atoms in the position of 1 2 1
polysaccharides
cabohydrates made by linking individual sugars together in a long chain
starch
a common storage form of glucose is composed of long chains made of hundreds of glucose molecules
glycogen
longer chains that store glucose containing fragments
cellulose
a major compoant of the cell wall of plants and provides structual stapport for plants
saturated fats
contain maimum number of CH bonds possible
Unsaturated fats
have carbon carbon double bonds at various pionts along the fatty acid chain
steriod
many hormones that the body uses to control its activities
protiens
third major group of macromolecules
collagen
a fiborous protien that forms the ligiments of your skin, ligamnets, tandands, and bones