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24 Cards in this Set
- Front
- Back
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Mutualism |
Both the symbiont and host benefit. |
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Commensalism |
The symbiont benefits with no help or harm on the host. |
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Parasitism |
The symbiont benefits to the detriment of the host. |
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lipids |
fats and oils |
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Function of lipids |
long term storage of energy, oxidize fats to make ATP |
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Saturated Fat |
-fatty acid chain with no double bond, saturated with hydrogen attached to carbon. -Solid at room temp |
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Unsaturated Fat |
-double bonds between 7th and 8th carbon -most efficient way to store energy -oils |
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Glycerol |
hooks 3 fatty acid chains together (triglyceride) - 3 carbon atom with hydroxyl group |
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Cholesterol |
- 4 ringed chain with groups attached 4 rings usually in steroids |
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Cholesterol function |
-maintain membrane fluidity -foundation for making steroids and sex hormones |
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Protein function |
a. moves muscleb. defends body such as antibodiesc. chemists-enzymesd. communication-insulin |
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Proteins |
built by amino acids (20) most diverse functions |
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Glycine |
an amino acid:. 2 carbons and nitrogen connects 2 hydrogen andan organic acid |
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methionine |
an amino acid: Organic acid with sulfur and a carbon |
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Enzyme |
organic acid speed up reactions but don't change it |
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Enzyme: lysozyme |
snips peptidoglycan 129 amino acids inside level 3 protein structure exists |
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Catalase |
breaks down hydrogen peroxide (h202) into water and oxygen 4 poly peptide chains level 4 protein structure exists |
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optimal temp |
promotes the fastest growing rate of microbes |
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obligate aerobe |
needs oxygen for survival |
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obligate anaerobe |
can not survive with an oxygen environment |
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facultative anaerobe |
can survive in both oxygen and none oxygen environment but prefers oxygen |
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Optimal PH |
most microbe grow at a ph between 6 to 8 |
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osmotic pressure |
Most microbes grow at little to no salt environment |
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generation time |
the time it takes for bacteria to double in cell number |
