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Exchange with the Environment

Diffusion The movement of particles from regions of higher density to regions of lower density.
Osmosis The diffusion of water through a semipermeable member.
Passive Transport The movement of substance across a cell membrane without the use of energy by the cell.
Active Transport The movement of substance across the cell membrane the requires the cell to use energy.
Endocytosis The process by which a cell membrane surrounds a particles and encloses the particles in a vesicle to bring into the cell.
Exocytosis The process in which a cell releases a particle by enclosing the particle in a vesicle that then moves to the cell surface and fuses with the cell membrane.
Photosythesis the process by which plants, algae, and some bacteria use sunlight carbon dioxide and water to make good
Cellular respiration the process by which cells use oxygen to produce energy from food.
Fermentation the breakdown of food without the use of oxygen
Cell cycle the life cycle of a cell
Chromosomes in a Eukaryotic cell, one of the structures in the nucleus that are made up of DNA and protein ; in a prokaryotic cell the main ring of DNA.
Homologous chromosomes chromosomes that have the same sequence of gens and the same structure
Mitosis in eukaryotic cells, a process of cell divison that forms two new nuclei each of which has that same number of chromosomes.
Cytokinesis the division of the Cytoplasm of cell
Created by: Nyajohnson