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48 Cards in this Set
- Front
- Back
Reproduce
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to produce 1 or more other individuals by some process of generation or propagation, sexual or asexual
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Develop
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to cause to go through the process of natural evolution from a previous & lower stage
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Evolve
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to develop by a process of evolution to a different adaptive state or condition
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Chemosynthesis
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the synthesis od organic compounds with an organism, with chemical reactions providing the energy source
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Autotrophy
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an organism capable of synthesising its own food from inorganic substances
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Aerobic Respiration
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oxygen is taken & carbon dioxide and water are produced to create energy
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Anaerobic Respiration
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a form of incomplete intracellular breakdown of sugar or other organic compounds in the ansence of oxygen
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Polarity
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property tht produces unequal effects at different points
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Precipitation
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The process of separating a substance from a solution as a solid
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Condensation
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a reaction between 2 or more organic molecules leading to the formation of a larger molecule and the elimination od a simple molecule such as H2O
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Evaporation
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To change into a vapor
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Transpiration
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The process of giving off vapor containing water and waste products. EX: leaves, pores
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Chemical Bond
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Forces by which atoms or ions are bound in a molecule
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Electron Cloud
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Group of electrons revolving around the nucleus of an atom
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Proton
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Positively charged subatomic particle
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Saturated Fat
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Each carbon atom in a lipid's fatty acid chains is joined to another carbon atom by a single bond
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Control Group
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Standard in an experiment, what everything is compared to
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Hydrophilic
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"Water-Loving" attracted to H2O molecules, dissolve easily in H2O
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Hydrophobic
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"Water-Fearing" Repelled by water molecules, dont dissolve easily in H2O
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Unsaturated Fat
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At least one carbon-carbon double bond in a fatty acid
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Cohesion
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An attraction between molecules of the same substance
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Macromolecule
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Very large molecules EX:protein, polymer
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Organic
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Pretaining to the or some organs of an animal, plant, or fungus
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Ionic Bond
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Bond Formed when one or more electrons are transfered from one atom to another
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Molecule
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smallest unit of most compounds
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Ion
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atom that has a positive or negative charge
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Covalent Bond
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bond formed by the sharing of electrons between atoms
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Nucleus
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the center of the atom which contains the protins and neutrons; in cells, structure that contains the cells gentic material and controls the cells activities
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Electron
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Negatively charged subatomic particle
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Element
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Substance consisting of one type of atom
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Atom
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Basic unit of matter
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Metabolism
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Set of chemical reactions through which an organism builds up or breaks down materials as it carries out its life processes
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Homeostasis
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Process by which organisms maintain a relatively stable internal environment
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Heterotroph
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organism that obtains energy from the foods it consumes..aka a consumer
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Biotic
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Living
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Abiotic
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Physical, non-living
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Variable
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factor in experiment that can change
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Biology
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Science that seeks to understand the living world
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Hypothesis
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possible explanation for a set of observations or possible answer to a scientific question...if then statement
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Photosynthesis
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light-collecting units of the choloroplast
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Nitrogen Fixation
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Process of converting nitrogen gas into ammonia
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Solute
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substance that is dissolved in a solvent to make a solution
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Solution
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mixture of two or more substances in which the molecules of the substances are evenly distributed
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Solvent
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Substance in which solute is dissolved to form a solution
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Amino Acid
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Compound with an amino group(-NH2) on one end and a carboxyl group(-COOH) on the other end
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Lipid
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macromolecule made mainly from carbon and hydrogen atoms; includes fats, oils, & waxes
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Hydrogen Bonds
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inkage fromed when oppositely charged parts of molecules are attracted to eachother
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Adhesion
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property of water molecules to cling to any hydrophilic substance
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