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16 Cards in this Set

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cytoplasm
double membrane with pores; present in eukaryotic cells but not prokaryotic
mitochondrion
organelle of plant and animal cells involved in release of energy from nutrients by celluar respiration; sometimes celled the "powerhouse of the cell"; contains a little DNA
Ribosome
very tiny structure made of RNA and protein; job is to link amino acids together to assemble
leucoplast
clear plastid used to store starch in a plant cells such as potato cells; appears to have concentric rings within; stains dark blue when iodine is applied
Cell membrane
portion of cell between necular membrane; sometimes called the sap
lysosome
membranous sac-like organelle filled with digestive enzymes to digest ingested particles or worn out cell structures
Vacuole
sac like membranes structure which stores food particles in animal cells and stores mainly water and salts in plant cells
according to graph a how would a fever of 41 deggres C affter the rate of the enzyme action
it would work more slowly
when most enzymes are heated to the boling point they
they become denatured and lose function
the substrate of the enzymes diastase used in a recent lab is
starch
enzymes
speed up specific reactions without being used up by lowering the necessary activition energy
the light dependent reactions occur in the
thylakoids of the chloroplasts
the light independent reactions (dark reactions) occur where
stroma of chloroplasts
the debate over the source of oxygen (O2) given off by plants during photosynthesis was finally settled by
giving plants water containing O-18 and finding that the molecular oxygen released was composed of 0-18
the advantges of having chlorA and ChlorB in a plant cellls is
a broader specturm of light energy can be captured by the plant
Atp is
made when energy is used to add a phosphate to Adp