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what are the three most common elements in the body?
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what are the four classes of molecules and describe the role of each
- lipids: fuel, membrane structure
- carbohydrates: fuel, cell-cell recognition
- proteins: fuel, enzyme, tissue structure
- nucleic acids: genetic information storage and transfer
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what is the structure of amino group
-NH2
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what is the most common solvent in biology
water
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what is the structure of an amide
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what is an example of an amphiphilic molecule
fatty acid
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what is the structure of a ketone
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what is the structure of an aldehyde
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what is the structure of a carboxylic acid?
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describe an eukaryocyte
an organism with a prominent and enclosed nucleus.
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where does replication and translation of DNA occur?
endoplasmic reticulumn
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where does oxidative energy metabolism occur
in the mitochondrial matrix
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where does gluconeogeneis, glycolysis, and lactate dehydrogenase occur in the cell
cytosol
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what processes occur in the mitochondrion?
- fatty acid oxidation
- citric acid cycle
- electron transport
- oxidative phosphorylation
- ketone body synthesis
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what processes occur in the lysosomes
proteolysis
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what process occurs in the golgi apparatus
protein packaging
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what process occurs in the rough endoplasmic
protein synthesis
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what process in the nucleus
DNA and RNA synthesis
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what are the properties of water and why is it a good solvent?
- water can form hydrogen bonds with itself allowing it to cohere and be more resistant to vaporization.
- it is a good polar solvent because it can form H-bonds with other compounds like ammonia
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