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Practice Clicker Quiz

Practice Clicker Quiz. Let’s review for the final! No points, just review. 1. Which biomolecule is made up ONLY of C, H, and O, and is a short-term energy source?. Lipids Carbohydrates Proteins Nucleic acids. 2. Enzymes (biological catalysts) do which of these?. Slow down reactions.

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Practice Clicker Quiz

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  1. Practice Clicker Quiz Let’s review for the final! No points, just review.

  2. 1. Which biomolecule is made up ONLY of C, H, and O, and is a short-term energy source? • Lipids • Carbohydrates • Proteins • Nucleic acids

  3. 2. Enzymes (biological catalysts) do which of these? • Slow down reactions. • Are changed by reactions. • Speed up or facilitate reactions. • Require ATP to carry out reactions.

  4. 3. What is one way in which DNA differs from RNA? • RNA contains uracil instead of thymine. • RNA is a double helix. • RNA is a protein. • RNA has a phosphate-sugar backbone.

  5. 4. During photosynthesis, which of these happens? • CO2 is released to the environment. • Glucose is used as energy. • CO2 is used to build organic molecules. • O2 is used as a source of electrons

  6. 5. What is the role of ATP in the cell? • Shuttle energy in the cell. • Store genetic information. • Provide insulation for the cell. • Regulate what moves in and out of the cell.

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