Term
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Definition
| a change in the DNA sequence |
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Definition
| molecule that contains the genetic material of a cell |
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Definition
| controls what goes in and out of the cells |
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Definition
| a jelly-like substance that contains the organelles |
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Definition
| one of several tiny structures within a cell |
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Definition
| the rigid outer layer that protects and supports plant cells |
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Definition
| a characteristic that can be passed on to offspring |
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Definition
| a segment of DNA located on the chromosome |
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Definition
| a structure that contains the DNA |
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Definition
| a series of events occurring in the life of a cell |
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Definition
| the stage o fcell growth occuring at the beginning of the cell cycle |
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Definition
| the process by which the cell divides its nucleus into two nuclei |
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Definition
| the process in which a cell's cytoplasm is divided in half |
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Definition
| a disease caused by cells that go through uncontrolled cell division |
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Term
1. all living thing are made of cells
2. cells are the basic unit of all organisms
3. all cells come from other cells
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Definition
| List the three parts of the cell theory. |
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Term
1. interphase
2. mitosis
3. cytokinesis |
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Definition
| List the three main stages of the cell cycle in order. |
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Term
1. Plant cells have cell walls and chloroplasts and animal cells do not.
2. Plant cells are shaped like boxes.
3. Animal cells are irregular in shape. |
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Definition
| Describe two ways in which plant cells differ from animal cells. |
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Term
| Sometimes the DNA in a cell gets damaged, causing a mutation. If the mutatin causes the cell to function abnormally, it may begin to grow and divide two fast. Cancer forms when cells divide uncontrollably, often forming tumors. |
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Definition
| Explain how cancer forms. |
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