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the cell action
Alyiah Smith
Term | Definition |
---|---|
diffusion | the movement of particles from regions of higher density to regions of lower density |
osmosis | the diffusion of water through a semipermeable membrane |
passive transport | the movement of substances across the cell membrane without the use of energy by the cell |
active transport | the movement of substances across cell membrane that requires the cell to use energy |
endocytosis | the process in which a cell membrane surrounds a particle and encloses the particles in a vesicle to bring the particles into cells |
photosynthesis | the process by which plants algae and some bacteria use sunlight carbon dioxide and water to make food |
cellular respiration | the process which cells use oxygen to produce energy from food |
fermentation | the breakdown of food without the use of oxygen |
cell cycle | life cycle of a cells |
chromosomes | in Eukaryota cell of one of the structures in the nucleolus that are made of DNA and protein main ring of DNA |
homologous chromosomes | chromosomes that have the same sequence of genes and the same structure |
mitosis | in Eukaryota cells a process of cell division that form two new nuclei each of which has the same number of chromosomes |
cytokinesis | the division of the cytoplasm of a cell |