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24 Cards in this Set
- Front
- Back
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the basic unit of living things; cell carry out many function that serve to sustain life
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CELL
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a lipid bilayer that encloses a cell
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cell membrance
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the fluid, membrances, and organelles inside a cell, excluding the nucleus
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cytoplasm
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a structure within a cell, sometimes surrounded by one or more membrances
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organelle
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acid, the hereditary materical that controls all the activities of a cell, contains the information to make new cells, and provides instructions for making proteins
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DNA
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the tiny, extremely dense , positively charged region in the center of an atom; made up of protons and neutons; aslo a double membrance-covered organelle found in eukaryotic cells; the nucleus contains a cell's DNA; also the solid center of a comet as it passes close to the sun
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nucleus
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single-celled or many-celled organisms whose cells have a nucleus and organelles surrounded by a membrance
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eukaryote
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an organism that consists of only one cell that does not have a nucleus of any other membrance-covered organelles, also called a bacterium
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prokaryote
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a rigid structure that surrounds the cell membrance and provides support
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cell wall
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a web of proteins that helps with cell support and movement
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cytoskeleton
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the organelle that makes proteins
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ribosome
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an organelle composed of membrances that produces lipids, breaks down substances, and packages proteins for delivery out of the cell
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endoplasmic reticulum
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organelles surrounded by two membrances; mitochondna break down food molecules to make ATP
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mitochondria
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an organelle found in plant and algal cells; the organelle in which photosynthesis occurs
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chloroplast
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the organelle that modifies, packages, and transports materials out of the cell
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Golgi complex
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a membrance-covered compartment
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vesicle
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a vesicle found in animal and fungal cells; lysosomes digest food particles, wastes, and foreign invaders
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lysosome
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a vesicle found in plants and some protists; vacuoles hold water
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vacuole
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a group of similar cells that work togather to perform a specific job in the body
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tissue
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a combination of two or more tissues that work togather to perform a specific function in the body
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organ
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a group of organs that work togather to perform body functions
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organ system
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anything that can independently carry out life processes
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organism
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the shape of part of an organism and the material that part is made of
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structure
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the job a part of an organism does
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function
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