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10 Cards in this Set
- Front
- Back
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What is a cell?
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Each cell has a plasma membrane, cytoplasm, and a nucleus (in eukaryotic cells) or a nucleoid (in prokaryotic cells)
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What is the endoplasmic reticulum?
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An extension of the nuclear envelope
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What is the mitochondria?
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Energy store house for the cell (in the form of ATP)
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What is chloroplast?
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Produce sugars by photosynthesis
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What is the cytoskeleton?
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-Organizes and moves cell parts
-Reinforces cell shape -Interactions between motor proteins and microtubules in cilia, flagella, and pseudopods can move the whole cell -Components of the cytoskeleton: Microtubules, Microfilaments, Intermediate filaments |
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What do we use to let things in and out of cells?
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Proteins
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What's a nucleus?
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positively charged proton in the center of the cell which electrons orbit around
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What is a covalent bond?
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where atoms share electrons
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What is the cell theory?
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All organisms consist of one or more cells
The cell is the smallest unit that retains the capacity for life A cell arises from the growth and division of another cell |
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What are valence electrons?
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electrons that float around the outer layer
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