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29 Cards in this Set
- Front
- Back
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statistical significance
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the probability that the result arose purely by chance
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theory
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an explanation for a natural phenomenon, broader than a hypothesis
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independent variable
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variable thats changed in scientific experiment to test the effects on the dependent variable
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dependent variable
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this variable depends on what i the independent variable does
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hypothesis
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educated guess based on ur knowledge of the experiment
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scientific theory
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a theory that explains scientific observation
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mass number
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total number of protons and neutrons in an atomic nucleus
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ph
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an expression of the intensity of the basic or acid conditions of a liquid, may range from 0 to 14, where 0 is the most acid and 7 is natural. Natural waters usually have a pH between 6.5 and 8.5
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types of organic molecules
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carbohydrates, lipids, proteins, and nucleic acids
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types of bonds
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ionic bonds, coliviant bond, polar Covina bonds, metallic bonds
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hydrolysis
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breaking down of a compound by measure of water
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dehydration synthesis
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drying up, loss of water
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animal cells
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the cell is the basic structural , functional and biological unit of all living things
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organelles
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cell organ, any part of a cell with a specific function
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types of cell junctions
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tight junctions, adherents junctions, demosomes, hemidesmosomes
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apopotosis
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the genetically programed death of cells at specific times during embryogenesis, metomorphisis, and during cell turnover in adults
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positive feed back
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affirmative reaction, positive response
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negative feedback
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negative response
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first law of thermodynamics
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because energy is consqued, the internal energy of a system changes as heat flows in or out of it
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second law of thermodynamics
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the entropy of any isolated system not in thermal equilibrium almost always increase
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endosymbiosis
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mutually dependent relationship in which one organism lives inside the body of its partner
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glycolysis
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breaking down of carbohydrates by enzymes
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types of mutation
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substitution, insertion,deletion,frameshift
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central dogma
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of molecular biology is an explanation of the flow of genetic information within a biological system. Francis Clark
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cell cycle stages
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interphase, metaphase, anaphase, tele phase, IPMAT
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asexual
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nonsexual organisms
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stages of mitosis
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prophase, metaphase, anaphase, telaphase
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isotopes
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form a chemical element, which has the same atomic number as the forms but a different atomic weight
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atomic number
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number of protons with a nucleus
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