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| Macromolecule (biomolecules) |
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| A large molecule (the prefix macro means large). The four major macromolecules are proteins, lipids (or fats), carbohydrates, and nucleic acids. |
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| Macromolecules composed of carbon, hydrogen, and oxygen. They provide short-term energy, structural support for cell walls and cell membranes |
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| Macromolecules that are composed of carbon, hydrogen, and oxygen. They provide long term energy, structural support in cell membranes, provide insulation (store heat), and serve as as starting materials (reactants) for metabolic reactions (chemical reactions in living things). |
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| Macromolecules composed of carbon, hydrogen, oxygen, and nitrogen. They provide cell structure, help muscle and cytoskeleton functions, and serve as enzymes (they speed up reactions). |
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| Macromolecules that are made up of carbon, hydrogen, oxygen, nitrogen, and phosphorous. They store genetic information in the cell. |
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| proteins that help speed up reactions |
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| molecules that bind to other molecules to form larger molecules. You can think of them as building blocks or Legos. |
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| Molecules that contain carbon |
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| nucleotide - a momomer (or subunit) or nucleic acids |
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| a variable that doesn't change in an experiment. It may creates a change in the dependent variable. |
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| the variable you measure in an experiment. It changes as a result of the independent variable. |
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| a proposed explanation for an unexplained observation or problem |
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| the first step in the scientific method. It is an unexplained observation that is to be tested. |
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| the step in the scientific method that tests the hypothesis |
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| the step in the scientific method that analyzes the experiment data in order to determine whether or not the hypothesis was accurate |
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