Unit 3 Vocabulary Word Scramble
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Term | Definition |
selectively permeable | a property of cell membranes that allows some substances to pass through, while others cannot |
diffusion | the process by which molecules move from an area in which they are highly concentrated to an area in which they are less concentrated |
osmosis | the diffusion of water molecules through a selectively permeable membrane |
passive transport | the movement of materials through a cell membrane without using energy |
active transport | the movement of materials through a cell membrane using energy |
photosynthesis | the process by which plants and some other organisms capture light energy and use it to make food from carbon dioxide and water |
pigment | a colored chemical compound that absorbs light |
chlorophyll | a green pigment found in the chloroplasts of plants, algae, and some bacteria |
chloroplast | a structure in the cells of plants and some other organisms that captures energy from sunlight and uses it to produce food |
stomata | the small openings on the undersides of most leaves through which oxygen and carbon dioxide can move |
respiration | the process by which cells break down simple food molecules to release the energy they contain |
fermentation | the process by which cells break down molecules to release energy without using oxygen |
matter | anything that has mass and takes up space |
energy | the ability to make change |
molecule | the smallest unit of a compound |
Created by:
skrebbeks
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