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In 1665, who observed units of dead cork of plant and called these units cells? |
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Who observed the first living cell (his own sperm cell)? |
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About how many cells that are the body's building blocks do humans have? |
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What is another term for sex cells? |
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What are two of the sex cells? |
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What are all the cells in the body except for sex cells called? |
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What is the cell surrounded by? |
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extracellular tissue fluid called interstitial fluid |
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What is selectively permeable? |
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What does it mean to allow only certain things in and out? |
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What is a colloid with a consistency like almost gelled jello? |
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What has a lot of potassium (K+) ions? |
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What has a lot of sodium ions (Na+)? |
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What forms spindle apparatus that helps move DNA strands? |
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two centrioles in animal cells that can divide |
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What five body components don't have centrioles so they cannot divide? |
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Definition
mature red blood cells, skeletal muscle cells, cardiac muscle cells, and typical neurons |
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numerous extensions from cell's surface that grow from and are anchored to a basal body (function to move materials) |
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use info provided by DNA to carry out protein synthesis (free & fixed) |
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What is the transport system of the cell that can also store substances, transport, and synthesize? |
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What are the flattened sheets of the ER called? |
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