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7.3
7.3
24
Biology
10th Grade
02/21/2008

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Term
atp stands for...
Definition
stands for adenosine triphosphate
Term
atp structure
Definition
ADENINE- a nitrogen-containing compound called adenine and a five-carbon sugar called ribose

TRIPHOSPHATE- "tail" consists of 3 phosphate groups, the "tail is the source of energy used most for cellular work

Each phosphate group is negatively charged
Term
atp function
Definition
when atp is involved in a chemical reaction that breaks one or both of these phosphate bonds, potential energy is released

resulting molecule is ADP
Term
ADP
Definition
adenosine diphosphate
Term
3 main types of cell work
Definition
chemical-building large molecules like protein, mechanical-conctraction of a muscle, transport- pumping solutes such as ions across a cellular membrane
Term
what is the source of energy for regaining atp from adp
Definition
organic molecules from food
Term
a working muscle cell recycles all of its ~600 million atp molecules how fast
Definition
in ~ one minute
Term
the chemical energy stored in organic compounds must
Definition
be converted into energy stored in another molecule
Term
compare atp cycle to spring
Definition
atp-loaded spring, adp-unloaded spring
Term
releasing energy from atp for the cell involves what kind of reaction?
Definition
hydrolysis
Term
storing energy to make atp involves what type of reaction?
Definition
condensation
Term
five monomers of ATP
Definition
adenine, ribosome, 3 phosphoric acids
Term
3 types of cellular respiration how much atp
Definition
aerobic respiration-38
lactic acid fermentation-2
alcohol fermentation-2
Term
what is cellular respiration
Definition
the release of chemical energy from glucose with oxygen
Term
when glucose enters the cytoplasm of a cell, what is the first thing to happen?
Definition
they are immediately broken down into 3 carbon molecules called pyruvic acids
Term
hydrolysis reaction to break down glucose
Definition
glycolysis
Term
where does the 2nd phase of cellular respiration take place
Definition
mitochondria
Term
what needs to be present in order for aerobis respiration
Definition
oxygen
Term
aerobic respiration equation
Definition
glucose+6o2->6co2+6h2o+38atp
Term
lactic acid equation
Definition
glucose->2 lactic acid+2atp
Term
what type of organism might undergo "alcohol fermentation"
Definition
single celled (yeast)
Term
alcohol fermentation equation
Definition
glucose->2co2+2ethanol+2atp
Term
energy flows and is recycled
Definition
energy from respiration is not directly used for photosynthesis but energy from photosynthesis is used for respiration
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