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Definition
| The smallest unit of living matter. |
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| The joining of a female sex cell (the egg) and a male sex cell (the sperm) to produce a fertilized egg. |
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| When something begins to grow - as when a seed sprouts into a new plant. |
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| The largest group into which an organism can be classified. |
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| The stages of growth and change that an organism goes through. |
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Definition
| A group of tissues that work together to do a certain job. |
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| A group of organs that work together to carry out a life function. |
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Definition
| A living thing that carries out basic life functions on its own. |
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Definition
| A structure containing egg cells. |
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Definition
| A gas found in air and water that most plants and animals need to live. |
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Definition
| The process in green plants and certain other organisms that uses energy from sunlight to make food from water and carbon dioxide. |
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Definition
| The using and releasing of energy in a cell. |
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Definition
| The part of a plant that takes in water and minerals. |
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Definition
| One of the threadlike cells on a root that takes in water and minerals. |
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Definition
| An undeveloped plant with stored food sealed in a protective covering. |
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Definition
| A cell in a seedless plant that can grow into a new plant. |
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Definition
| The part of a plant that holds the plant up and carries food, water, and other materials to and from the roots and leaves. |
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Definition
| Pores in the bottom of leaves that open and close to let in air or give off water vapor. |
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Definition
| A group of similar cells that work together to carry out a job. |
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Definition
| A characteristic of a living thing. |
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Definition
| The release of excess water vapor through the stomata of a plant. |
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