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Definition
| The study of continuity and change across the life span. |
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Definition
| A single cell that contains chromosomes from both sperm and an egg. |
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Definition
| The 2-week period of prenatal development that begins at conception. |
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Definition
| The period of prenatal development that lasts from the second week until about the eighth week. |
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Definition
| The period of prenatal development that lasts from the ninth week until birth. |
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Definition
| The formation of a fatty sheath around the axons of a brain cell. |
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Definition
| Agents that damage the process of development, such as drugs and viruses. |
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Definition
| A developmental disorder that stems from heavy alcohol use by mother during pregnancy. |
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