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During the process of diffusion |
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Definition
particles omove from areas of higher concentration to lower concentration |
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Cellular respiration is the process by which |
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cells use oxygen to release energy from food |
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cells need to produce new cells in order to |
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replace cell that have died |
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during cytokinesis in plant cells |
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a cell plate forms to separate the two new cells |
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what must organisms be able to obtin in order to survive |
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when particles travel from an area of high concentration to an are of low concentration, its is called |
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a cell does not need to use energy during |
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when weather diffuses into or out of a cell, it is called |
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passive trabsport occurs when small particles move from |
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Definition
areas of highter concentration to areas of lower concentrations |
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why does a plant need to produce glucose |
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in order to obtain energy |
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Term
fermentation occurs when a cell can't get |
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Definition
oxygen neeeded for cellular respiration |
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food particles move through a cell membrane without using energy in a process called |
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when wilted celery is soaked in water, it becomes crisp again due to |
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which of the following is a product of photosynthesis |
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what do materials go in and out of an organism's cell through |
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moving materials through a cell membrane by active tranport requires the use of |
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when a human feels hungry it is because his or her cells need |
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most complex organisms obtain energy through |
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in one kind of fermentation that occurs in muscle fatigue is caused by the production of |
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what part of a cell uses cellular respiration to relase energy stored in food |
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Term
plants produce thier own food by the process of |
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human body cells have 23 pairs of |
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the process of chromosome separation in eukaryotic cells is called |
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pairs of similar chromosomes are celled |
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cells divide into two cells by the process of |
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when chromosomes are copied, the two copies are called |
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in the process of_______ cells bring in large particles |
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in the process of________ cells get rid of large particles |
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when oxygen is used to break down food to release energy, it is called______ |
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breaking down food for energy without using oxygen is_____ |
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how do prokaryotic cells make more cells? |
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explain how oxygen in obtained by most by complex organisms and thenused during cellular respiration |
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Definition
oxygen is obtained by animals through breathing. the oxygen is then combined with glucoes within cells during cellular respiration in order to produce the energy the animal needs to grow, repair damaged cells, and replace dead cells |
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Term
what would happen to a cell if it was not able to get rid of wastes |
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Definition
if a cell could not get rid of wastes, it would with toxins, or dangerous substances, that could damage or kill the cell |
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what does copying chromosomes prior to cell division ensure |
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Definition
that each new cell will be an exact copy of its parent cell |
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mitosis is a process in eukaryotic cells in which the cell divides and produces two new cells, each with a single nuclei and the same number of chromosomes |
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