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Molecules travel across the cell membrane from a higher concentration to a lower concentration during both osmosis and diffusion. Diffusion is when molecules move across the cells' membrane from a higher concentration to a lower concentration. Osmosis is the diffusion of water.
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As Autumn approaches, the Sun's travel across the sky is lower above the horizon, and therefore shorter between sunrise and sunset.
It is the process of simple diffusion. The movement of oxygen from a high level (in the air) to a lower level (in the blood). The opposite occurs for carbon dioxide which is higher in the blood but lower in the air.
They were travelling from Asia to EEurope by boat, because the sea level at that time was much lower, so they traveled along the coast.
on the show Webster what did he use to get from upper level to lower level
The lower level is .01, which is much lower than .08.
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Standing is allowed on the lower level of a double decker bus but not on the upper level because it might make the bus 'top heavy'.
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he said that things can only fall from a higher level to a lower level not from a lower level to higher level