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PC Vocab Terms

Photosynthesis and Cellular Respiration Vocabulary terms

TermDefinition
ATP Energy that is given off by the mitochondria
atom The smallest unit of an element that maintains the properties of that element.
carbohydrate A class of molecules that include sugars, starches, and fiber; contains carbon, hydrogen, and oxygen.
cellular respiration The process by which cells use oxygen to produce energy from food.
chlorophyll A green pigment that captures light energy for photosynthesis.
chloroplast An organelle found in plant and algae cells where photosynthesis occurs.
energy The capacity to do work.
law A descriptive statement or equation that reliably predicts events under certain conditions.
Law of Conservation of Energy The law that states that energy cannot be created or destroyed but can be changed from one form to another.
Law of Conservation of Mass The law that states that mass cannot be destroyed in ordinary chemical and physical changes.
mass A measure of amount of matter in an object.
matter Anything that has mass and takes up space.
mitochondria In eukaryotic cells, the organelle that is the site of cellular respiration, with releases energy for use by the cell.
molecule A group of atoms that are held together by chemical bonds; a molecule is the smallest unit of a substance that can exist by itself and retain all of the substance's chemical properties.
oxygen An invisible substance that plants give off, and humans use to survive.
photosynthesis The process by which plants, algae, and some bacteria use sunlight, carbon dioxide, and water to make food.
Created by: 4804078955
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