Biology EOC Exam Study guide – Flashcards
22 test answers
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Define Theory
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A well supported explanation.
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A carbohydrate is the body's main source of _______.
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Energy
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Lipids _____ energy and make up _____ ______.
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store; cell membrane
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Nucleic acids are the ______ to make ____. (produces traits)
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Directions; Proteins
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Proteins are the building block of cell _____. (speed up reactions)
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Enzymes
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Explain how enzymes affect the activation energy and speed up a reaction.
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Because there is a lower activation energy (AE). so that will increase the speed
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Explain Activation Energy
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energy that starts the reaction
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Explain Organic Catalyst
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Speeds up the reaction
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Enzymes are denatured or destroyed by what two (2) key factors?
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High temperature (heat); and the change in pH (acids and bases).
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What is ATP
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A high energy molecule
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Why is ATP important?
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because it fuels cells or releases energy when phosphate is released.
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What is the equation for photosynthesis
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CO²+H²O→C⁶H¹²O²
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What is the equation for Cellular Respiration (humans)
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O²+C⁶H¹²O⁶→CO²+H²O
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What is the overall purpose of photosynthesis?
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To convert solar energy into food (sugar)
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What is the overall purpose of Cellular Respiration
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To break down food (sugar) into usable energy.
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Photosynthesis takes place in the ____ (cell)
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Chloroplast
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cellular respiration takes place in the _____ (cell)
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Mitochondria
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Whats the difference between a Prokaryotic Cell and a Eukaryotic Cell
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Prokaryotic Cell- has no nucleus (a bacteria) Eukaryotic Cell- has a nucleus (larger) and is a plant or animal cell.
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