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Grade 7 Cells

Chapter 2

QuestionAnswer
photosynthesis the process by which a cell captures the energy in sunlight and uses it to make food
stomata small openings on the undersides of leaves
autotroph an organism that makes its own food
pigment colored chemical compound that absorbs light
chlorophyll the main pigment found in the chloroplasts of plant cells
heterotroph an organism that cannot make its own food
respiration the process by which cells "withdraw" energy from glucose
fermentation process by which organisms release energy without oxygen
cell cycle the regular sequence of growth and division that cells undergo
interphase first stage of the cell cycle where the cell prepares for cell division
mitosis the second stage of the cell cycle during which the nucleus divides into 2 and DNA is distributed to 2 new daughter cells
chromosome a doubled rod of condensed chromatin
chromatid each identical rod, or strand, of a chromosome
cytokinesis the final stage of cell division when the cell divides into 2
Created by: Dcoleman
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