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20 Cards in this Set
- Front
- Back
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What is biology the study of?
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Life
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What is a solute?
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A substance that dissolves
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What is a solvent?
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What a solute dissolves in
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What are the lab rules?
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Don't touch anything until you're told
No food or drink Only work with a teacher in the room Tie hair and loose clothes back |
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What are 8 characteristics all living things share?
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Cells, reproduction, genetic code, grow and develop, energy, respond to environment, maintain internal environment, evolve
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What is a cell?
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Living matter surrounded by a barrier
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What is homeostasis?
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Body working to maintain internal temperature
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What is metabolism?
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Chemical reaction that breaks down food to provide energy
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What is a hypothesis?
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A proposed scientific explanation for a set ofnobservations
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What is sexual reproduction?
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When 2 parents produce slightly different offspring
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What is asexual reproduction?
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One parent making the exact same offspring
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What is the correct order of organization?
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Atom, molecule, organelle, cell, tissue, organ, organ system, organism, population, community, ecosystem, biosphere
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What is an ecosystem?
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All then living and nonliving things in an area
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What is a community?
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All living things in an area
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What is a population?
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Number of single species in an area
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What is cohesion?
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Attraction to similar types of molecule
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What is adhesion?
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Attraction to different types of molecules
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What is the pH of acids?
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0-6
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What is the pH of bases?
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8-15
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What is the pH of a neutral substance?
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7
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