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33 Cards in this Set
- Front
- Back
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Hypothesis
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Testable and Falsifiable explanation for a scientific observation or question
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Anecdotal Evidence
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Informal observation that has not been systematically tested
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Experimental Group
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Group that gets the experimental intervention or manipulation
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Control Group
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Experiences no experimental intervention or manipulation
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Placebo
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Fake treatment given to Control groups to mimic the experience of experimental groups
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PLACEBO EFFECT
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WHEN MEMBERS OF A CONTROL GROUP DISPLAY A MEASURABLE RESPONSE TO A PLACEBO BECAUSE THEY THINK THEY ARE GETTING THE REAL TREATMENT
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Independent Variable
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Factor being changed
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Dependent Variable
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measured result analyzed in both the experimental and control groups
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Scientific Theory
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A hypothesis that is supported by many years of rigorous testing and thousands of experiments
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Epidemiology
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Study of patterns of disease in populations including risk factors
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Five Functional Traits of Life
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Growth ><> Reproduction ><> Homeostasis ><> Sense & Respond to Stimuli ><> Obtain and Use Energy
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Metabolism
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All the chemical reactions taking place in the cells of a living organism that allow it to use and obtain energy.
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Element
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A chemically pure substance that cannot be chemically broken down; each element is made up of and defined by a single type of atom
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Matter
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Anything that takes up space and has mass
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Atom
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The smallest unit of an element that cannot chemically be broken down into smaller units.
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Proton
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a POSITIVELY charged subatomic particle found in the NUCLEUS of an atom
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Electron
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a NEGATIVELY charged subatomic particle with negligible mass
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Neutron
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an electrically UNCHARGED subatomic particle found in the NUCLEUS of an atom
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Nucleus
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The dense core of an atom
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Covalent Bond
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A strong chemical bond resulting from the sharing of a pair of electrons between 2 atoms
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Molecules
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Atoms linked by covalent bonds
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Organic Molecule
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a molecule with a carbon based backbone and at least one C-H bond
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Inorganic Molecule
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lacks a carbon based backbone and C-H bonds
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Carbohydrate
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An organic molecule made up of one or more sugars. A one sugar carb is called a monosaccharide; a carb with multiple linked sugars is called a polysaccharide
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Protein
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an organic molecule made up of linked amino acid subunits
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LIPIDS
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Organic molecules that generally repel water
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Nucleic Acids
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Organic molecules made up of linked nucleotide subunits; DNA and RNA are examples
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Macromolecules
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Large organic molecules that make up living organisms; they include carbs, proteins, and nucleic acids
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Monomer
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one chemical subunit of a polymer
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Polymer
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A molecule made up of individual subunits, called monomers, linked together in a chain.
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Monosaccharide
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The building block, or monomer, of a carb.
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Amino Acid
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The building block, or monomer, of a protein
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Nucleotide
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building block, or monomer, of a nucleic acid
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