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waste water from sinks, washing machines, dishwashers, showers and baths, which can be used for flushing toilets or watering the garden.
states that the cell membrane consists of a double layer of phospholipids in association with...
a pore in nuclear membrane that enables macromolecules to enter and leave the nucleus.
self-feeding; makes its own food by the process of photosynthesis.
special chemical molecules that transmit nerve impulses across a synapse.