Cells 22-23 (copy)

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cell membrane

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24 Terms
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cell membrane

thin ouside lining of the cell, controls what goes in and out

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nucleus

the brain of the cell, controls all functions and has the DNA

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golgi apparatus

packages and ships things in and out of cell, the UPS

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mitochondria

releases energy, the powerhouse

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Robert Hooke

first to observe and name the cell (1665)

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vacuole

stores food and waste

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cell, tissue, organ, organ system, organism

the way cells are organized, smallest to largest

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cytoplasm

thick jellylike substance that holds organelles in place inside of the cell

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ribosome

makes proteins

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eukaryote

a cell or organism that has a nucleus and many organelles

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prokaryote

a single celled organism, with no nucleus or organelles, reproduce faster

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organelle

a specialized part of a cell

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mitosis

the process of cell reproduction, cell division

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cell theory

  1. all living things are made of cells, 2. cells are the basic units of function and struction, 3. cells come from only other living cells

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unicellular organism

an independent organism of one cell that can live on its own

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multicellular organism

an organism made up of more than one cell

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cell wall

the thick outer layer, only in plant cells

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cell

the basic, smallest unit of life

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chloroplast

where photosynthesis happens, only in plant cells

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flagella

long tail that helps a unicellular organism move

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cilia

many tiny hairs that cover a unicellular organism that help it move

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5 functions of life

using energy, growing and developing, getting rid of waste, responding to environment, reproducing

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virus

not alive, but can reproduce

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microscope

they magnify tiny objects, and were important in discovering cells and organelles

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