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Science Chapter Definitions

Across
A type of passive transport in which molecules move from areas where there are more of them to areas where there are fewer of them
Energy requiring process in which transport proteins bind with particles and move them through a cell membrane.
Chemical reactions occur that break down food molecules
Occurs when molecules of one substance are spread evenly throughout another substance
The contents of a vesicle can be released by a cell using the process called exocytosis
Down
The diffusion of water through a cell membrane
The process of taking substances into a cell by surrounding it with the cell membrane.
Plants and many other producers can convert light energy into another kind of energy
The movement of a substance through the cell membrane without the input of energy
The total of all chemical reactions in an organism