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18 Cards in this Set
- Front
- Back
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Photosynthesis
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The process by which plants and some other organisms capture the energy in sunlight and use it to make food
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Autotroph
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An organism that makes its own food.
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Heterotroph
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An organism that cannot make its own food.
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Pigment
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A colored chemical compound that absorbs light.
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Chlorophyll
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A green pigment found in the chloroplasts of plants, algae, and some bacteria
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Stomata
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Small openings on the underside of a leaf through which oxygen and carbon dioxide can move.
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Respiration
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The process by which cells break down simple food molecules to release the energy they contain
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Fermentation
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The process by which cells break down molecules to release energy without using oxygen.
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Cell Cycle
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The regular sequence of growth and division that cells undergo.
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Interphase
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The stage of the cell cycle that takes place before cell division occurs.
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Replication
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The process by which a cell makes a copy of the DNA in its nucleus
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Mitosis
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The stage of the cell cycle during which the cell’s nucleus divides into two new nuclei and one copy of the DNA is distributed into each daughter cell.
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Chromosome
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A doubled rod of condensed chromatin; contains DNA that carries genetic information.
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Cytokinesis
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The final stage of the cell cycle, in which the cell’s cytoplasm divides, distributing the organelles into each of the two new cells.
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Cancer
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A disease in which some body cells grow and divide uncontrollably, damaging the parts of the body around them.
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Mutation
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A change in a gene or chromosome
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Tumor
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A mass of abnormal cells that develops when cancerous cells divide and grow uncontrollably
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Chemotherapy
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The use of drugs to treat diseases such as cancer
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