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| thin outer covring around a cell, regulates material in/out |
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| passive transport or diffusion of water across a slectively or semi-permeable membrane |
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| organelle in aplant cell that acts as a storage area and helps regulate water |
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| organelle that carries out photosynthesis, converting the sun's nergy into nutrients for the cell |
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| natural movement of particles from areas of high concentration to low |
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| organelle found in plant and animal cells that converts the shemical energy in sugar into the cell can use (power houses mito=mighty mighty=power) |
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| network of membranes within the cytoplasm that transport materials through the cell, ribosomes attach to it |
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| process in which a cell uses glucose and oxygen to produce the energy neede to carry out its various life functions |
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| process of reproduction involving two parents; meiosis is basis of sexual reproduction |
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| stage of human development extending from nine weeks after fertilization to birth |
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sex cells with half the number of chromosomes found in a body cell
males: sperm cells
females: egg cells |
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