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Chapter 2 - A&P
chemistry based portion
| Question | Answer |
|---|---|
| 96% of our body weight is made up of these 4 elements: | carbon nitrogen oxygen hydrogen |
| Solvent | fluid around the solute (water is an example) |
| Solute | what dissolves in the solvent |
| A solvent + a solute = | solution |
| Molecule | 2 or more atoms |
| Compound | 2 or more DIFFERENT binded atoms |
| Exchange reactions (displacement reactions) | involves synthesis and decompostion |
| In exchange reactions, bonds are ____ | made and broken |
| Anabolism is the process of ___ | building things up |
| Anabolism is a ____ reaction | synthesis |
| Catabolism is the process of ___ | breaking things down |
| Catabolism is what type of reaction? | decomposition |
| Anabolism ___ energy | requires |
| Catabolism ___ energy | releases |
| All enzymes are ___ | proteins |
| lyse- | break or burst down |
| How many amino acids make up a protein? | 20 |
| Protons | positive charge |
| Electron | negative charge |
| Neutrons | neutral charge |
| Atomic number | number of protons |
| Mass number | sum of proton and neutrons |
| Isotope | same number of protons & electrons, different number of neutrons |
| An increase in pH means it is getting more ___ | basic |
| Decrease in pH - getting more ___ | acidic |
| 0-6 on pH level is classified as an : | acid |
| 7 is classified as: | neutral |
| 8-14 on pH level is classified as: | basic |
| An organic compound contains ___ | carbon & hydrogen |
| Inorganic compounds are anything without ___ | carbon & hydrogen |
| Acids: | release hydrogen ions -proton donors |
| Bases: | accepts hydrogen ions -proton acceptors |
| Carbohydrates: | provides energy |
| Carbohydrates are stored in the: | liver & muscle cells |
| Monosaccharides are: | simple sugars |
| Disaccharides are: | double sugars |
| Polysaccharides: | 3 or more sugars |
| Proteins are the ___ | basic structure of body |
| Amino acids: | building block of proteins |
| 2 amino acids put together make a: | peptide bond |
| Polar | unequal charges |
| Nonpolar | equal sharing of charge |
| Water is a ___ molecule | polar |
| There are __ types of amino acids | 20 |
| 3 types of lipids: | steroids, phospholipds, triglycerides |
| What is a lipid? | fatty acids that are insoluble in water and insoluble in organic compounds |
| Triglycerides are: | fat |
| Steroids | important cholesterol based molecule - most are hormones |
| Intermediary metabolism | chemical reactions in between a chain of reactions |
| Phospholipid | 2 fatty acids attached to a glycerol head |
Created by:
Mariahj25
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