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27 Cards in this Set
- Front
- Back
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Name the Characteristics of life.
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All living things are made up of cells, show organization, use energy throught metabolism, must maintain homeostosis, grow and develop,reproduce, respond to there enviorment,change over time(as a group), and excrete cellular wastes.
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How do living things change through their lives?
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By growing and developing
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__________-is information gathered in an experiement.
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data
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__________-is a statement that explains ovservations and can be tested.
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Hypothesis
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__________-is an idea that is true because so much evidence supports it.
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Theory
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The part of an experiment in which all conditions is kept the same is__________.
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Control Group
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_________-process of testing hypothesis by gathering data under controlled conditions.
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Experiment
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Where are independent and the dependent variables places on a graph?
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x axis dependent Y axis Independent
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Which water property allows insects to walk on water?
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Cohesion
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Review Lab Safty rules....
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Just study out of Book...
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__________-Shares electrons- H2O
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Covalent bond
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_________-Transfers electrons- NaCl
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Ionic Bond
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What is the pH range of an acid? What is the strongest acid?
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0-6.9 , 0
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What is the pH range of a base? What is the strongest base?
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7.1-14 , 14
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Compounds contains carbon are known as __________ molecules.
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Organic
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What are the elements found in Carbohydrates?
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C,H,O
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What are the elements found in Lipids?
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C,H,O
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What are the elements found in Proteins?
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C,H,O,N
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What are the elements found in Nucleic Acids?
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C,H,O,N,P,
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What are the building blocks for carbohydrates?
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Monosaccharides
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What are the building blocks for proteins?
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Amino Acids
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What are the building blocks for lipids?
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Fatty acids and glycerol
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What are the building blocks for necleic acids?
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Nucleotides
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What are the functions of carbohydrates in living things?
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Quick Energy
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What are the functions of proteins in living things?
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1. Builds skin & muscles
2. Important parts of cell mem. 3. Makes enzymes 4. Makes hair,nail,horn,&hoove 5. Makes antibodies |
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What are the functons of lipids in living things?
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Stored enery, main part of plasma membrane.
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What are the functions of nucleic acids in living things?
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Stores gentic information
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