After the food has been chewed and lubricated, it is pushed by the tongue into the

Which part of the cell is affected by the movement of molecules through diffusion, osmosis and active transport?

Which two criteria must be met before scientist can use radiocarbon dating? explain your answer

50 points! which of the following is an inference? a burning candle is extinguished when it is covered with a jar. the candle burns longer than expected in a jar that has a plant in it. a plant lives longer than expected in a jar that has a burning candle. there is more oxygen in the jar because there is a plant in it.