Chemical rxns and major organic molecules
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29 terms
Terms | Definitions |
|---|---|
 the purpose of photosynthesis and cellular respiration is to ____________________ | store and convert energy into useable forms |
| reactants | what you start with in an equation or rxn |
| products | what you end up with in an equation or rxn |
| activation energy | energy needed to make a rxn proceed |
| catalyst | changes the rate of rxn without being changed itself |
| endothermic | absorbs more energy than it started with |
| exothermic | releases more energy than the original reactants |
| endergonic | another name for endothermic |
| exergonic | another name for exothermic |
| organic molecule that contain C, O, and H in a 1:2:1 ratio | carbohydrate |
| organic molecule that is typically in a ring shape | carbohydrate |
| sugar, starch and cellulose are examples of what organic molecle | carbohydrate |
| the type of organic molecule that would include hair and skin | proteins |
| there are ______ different amino acids | 20 |
| the 1st line source of energy | carbohydrate |
| the 3rd line source of energy | proteins |
| Examples of this organic molecule would include RNA and proteins | enzymes |
| these organic molecules can act as a catalyst | enzymes |
| a change in the _______ or ______ will change the shape of the enzyme | temperature pH |
| the part of the lock and key model that is split apart | substrate |
| the 2nd line source of energy | lipids |
| these organic molecules are non-polar | lipids |
| phospholipids, steroids, waxes and fatty acids are examples of ________________. | lipids |
| the part of the cell membrane that does not like water | hydrophobic tail |
| the part of the cell membrane that does like water | hydrophilic head |
| the hydrophobic tail is made up of _____________. | hydrocarbon |
| the hydrophilic head is made up of ____________. | carboxyl |
| this type of organic molecule stores and transports important information in the cell | nucleic acid |
| DNA and RNA are both examples of this type of organic molecule | nucleic acid |
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