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| All living things are made of basic building blocks called ________. |
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| Specialized structures that carry out the functions of the cell. |
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| control center of the cell |
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| is a thin layer that surrounds the cell. A cell must be able to take in nutrients and excrete waste. |
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| means that some substances can pass through easily while others cannot. |
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| jellylike materials inside the cell that is located between the cell membrane and the nucleus |
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| is a system of membranes and sacs that acts like a highway along which molecules can move from one part of the cell to another |
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| modifies, sorts, and ships proteins to their destinations |
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powerhouse of the cell
center of cellular respiration
produces ATP |
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| Which cells have more mitochondria? |
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cell's digestive system
digest old organelles |
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protects and supports the plant cell
composed of cellulose |
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| fluid-filled organelle that stores enzymes and wastes |
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| contains green pigment, which absorbs sunlight so plants can make food |
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true nucleus
membrane-bound organelles
protists, fungi, plants, animals |
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no true nucleus
no membrane-bound organelles
bacteria |
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single-celled organisms
ex: bacteria, amoebas, paramecia |
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many celled organisms
ex: plants, animals |
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| Which organelle assembles proteins? |
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| Which structure serves as the cell's boundary from its environment? |
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| What is the shape of a plant cell? |
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| How does a eukaryotic organism differ from a prokaryotic organism? |
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| The cells of a prokaryotic organism do not have membrane-bound organelles. |
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