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Jahmyr Barrow

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Term
Definition
Difussion   movement of particles from regions of higher density to regions with lower density.  
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osmosis   the diffusion of water through semipermeable membrane.  
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passive transport   the movement of substances across a cell membrane without the use of energy from the cell.  
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active transport   movement of substances across the cell membrane that requires the cell to use energy.  
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endocytosis   process by which the cell surrounds a particle and encloses the particle in a vesicle to bring the particle in the cell.  
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photosyntesis   process in which plants, algae, and some bacteria use sunlight, carbon dioxide, and water to make food.  
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cellular respiration   the process in which cells use oxygen to produce energy from food.  
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fermentation   the breakdown of food without the use of oxygen.  
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cell cycle   the life cycle of a cell.  
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chromosomes   one of the structures in the nucleus that are made up of DNA and protein.  
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homologuos   chromosomes that have the same sequence of genes and the same structure.  
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mitosis   a process of cell division that forms two new nuclei; each of which has the same number of chromosomes.  
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cytokinesis   division of the cytoplasm of a cell.  
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