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Unit Three Vocab

Cell Process Vocabulary

Semipermeable Allows certain substances to cross over a membrane.
Permeable Allows all substances to cross over a membrane.
Photosynthesis The process a plant uses to gain energy: Water + Sun + Carbon Dioxide = Oxygen and Energy
Glucose Simple sugar (C6H12O6)
Cellular Respiration The process that animals use to gain energy: Oxygen + Food (glucose) = Carbon Dioxide, Water, and APT (Energy)
Mitochondria The organelle that makes the energy for the cell- The place where cellular respiration occurs.
Chloroplast The organelle in a plant cell where photosynthesis occurs.
Fermentation The lack of oxygen when energy is being used.
Diffusion Movement of substances from high to low (membrane or no membrane)
Osmosis Movement of WATER from high to low with a semipermeable membrane.
Passive Transport Does NOT use energy when bringing substances into a cell.
Active Transport Uses energy to bringing substances into a cell.
Endocytosis Surrounds a particle or substance and forms a vesicle to bring into the cell.
Exocytosis Releasing substances or particles from the cell.
DNA Controls the cells activities.
Chromosomes Where your DNA is organized.
Mitosis Process where a single cell divides twice to produce two identical daughter cells.
Meiosis Process where a single cell divides to produce four cells with 1/2 the original genetic info. Sex Cells.
Interphase Phase 1- Chromosomes are copied.
Prophase Phase 2- Nuclear membrane dissolves and starts to move to opposite poles, nucleus begins to disappear.
Metaphase Phase 3- Chromosomes are lined up, homologous or save chromosomes pair up, centrioles are on opposite poles.
Anaphase Phase 4- Chromatids separate and move to opposite sides of the cell.
Telophase Phase 5- Nuclear membrane reforms, cytokinesis starts.
Cytokinesis The separating of two cytoplasm's to make two cells.
Created by: LPerry-Shaske