Chapter 2 Cell Processes and Energy Vocabulary
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13 terms
Terms | Definitions |
|---|---|
 Photosynthesis | The process by which a cell captures the energy in sunlight and uses it to make food . |
| Pigment | Colored chemical compound that absorbs light. Give the green color in plant cells. |
| Chlorophyll | The main pigment found in the chloroplasts of plants. |
| Autotroph | An organism that makes its own food. |
| Stomata | Small openings on the undersides of the leaves. |
| Heterotroph | An organism that cannot make its own food. |
| Cell Cycle | The regular sequence of growth and division that cells undergo. |
| Chromosome | Doubled rod of condensed chromatin. |
| Chromatid | Identical rod, or strand, of the chromosome |
| Cytokinesis | Final stage of the cell cycle. It completes the process of cell division. |
| Interphase | The period before cell division occurs. During interphase, the cell grows to its mature size, makes a copy of its DNA, and prepares to divide into two cells. |
| Replication | A process in which the cell makes a copy of the DNA in its nucleus. |
| Mitosis | Stage during which the cell's nucleus divides into two nuclei. |
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