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Bio CH2
Biology CH2 Features of Life and the Cell
| Term | Definition |
|---|---|
| adaptation | a trait that makes a living thing better able to survive |
| cell | the basic unit of all living things |
| cell membrane | the cell part that gives the cell shape and holds the cytoplasm |
| cellular respiration | the process by which food is broken down and energy is released |
| cell wall | the thick, outer covering outside the cell membrane |
| centriole | cell parts that help with cell reproduction |
| chloroplast | cell parts that contain the green pigment, chlorophyll |
| chromosome | cell parts with information that determines what traits a living thing will have |
| consumer | living things that eat, or consume, other living things |
| cytoplasm | the clear, jelly-like material between the cell membrane and the nucleus that makes up most of the cell |
| development | all the changes that occur as a living thing grows |
| diffusion | the movement of a substance from where there is a large amount of it to where there is a small amount of it |
| mitochondria | cell parts that produce energy from food that has been digested |
| nuclear membrane | a structure that surrounds the nucleus and separates it from the rest of the cell |
| nucleolus | the cell part that helps make ribosomes |
| nucleus | the cell part that controls most of the cell’s activities |
| organ | a group of tissues that work together to do a job |
| organism | a living thing |
| organ system | a group of organs that work together to do a certain job |
| osmosis | the movement of water across the cell membrane |
| producer | living things that make, or produce, their own food |
| reproduce | to form offspring similar to the parents |
| ribosome | cell parts where proteins are made |
| tissue | a group of similar cells that work together to carry out a special job |
| vacuole | a liquid-filled space that stores food, water and minerals |
Created by:
djhockett5
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