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20 Cards in this Set

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Photosynthesis
Process by which plants capture light emergy and use it to make foor from carbondioxide and water
Pigment
colored chemical compound that absorbs light
Chlorophyll
green pigment found in the chloroplasts of plants, algae and some compounds
Stomata
Small opening on the undersides of most leaves through which oxygen and carbon dioxide can move
Autotroph
an organism that makes its own food
Heterotroph
an organism that can't make its own food
Respiration
process by which cella break down food molecules to release the energy they contain
Fermentation
Process by which cells break down molecules to release energy without using oxygen
Cell Cycle
regular sequence of growth and division
Interphase
stage of cell cycle that takes place before cell division occurs, cell grows, copies DNA, prepares to divide
Replication
when a cell makes copy of DNA in nucleus
Mitosis
stage of cell cycle where the cell nucleus divides into 2 new nuclei and once copy of DNA is given to each daughter cell
Chromosome
rod-shaped cellular structure made of condensed chromatin, contains DNA which carries genetic info that controls inherited characteristics like eye color and blood type
Chromatin
material in cell that contains DNA and carries genetic info
Chromatid
one of the identical rods of a chromosome
cytokinesis
final stage of cell cycle where cell cytoplasm divides, distributing organelles into each of new cells
cancer
a disease where some body cells grow and divide uncontrollably damaging parts of body around them
mutation
a change in a gene or chromosome
tumor
mass of abnormal cells that develops when cancerous cells divide and grow uncontrollably
chemotherapy
the use of drugs to kill cancer cells