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Warm-Up 9/30

Warm-Up 9/30. What are the four major classes of macromolecules? What is chitin? Name 3 different ways lipids can be beneficial to marine organisms. Warm-Up 10/1. Name an essential biological compound that contains the element phosphorus.

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Warm-Up 9/30

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  1. Warm-Up 9/30 • What are the four major classes of macromolecules? • What is chitin? • Name 3 different ways lipids can be beneficial to marine organisms.

  2. Warm-Up 10/1 • Name an essential biological compound that contains the element phosphorus. • Name an essential biological compound that contains the element nitrogen. • What type of nucleic acid can act as an enzyme?

  3. Warm-Up 10/2 • How did the very first organisms reproduce? • What is the estimated age of the planet? • Strong evidence, in the form of stromatolites, allows us to state with confidence that life has existed for at least how long?

  4. Warm-Up 10/3 • What evidence is used to support the idea that O2 was present in the earths atmosphere starting somewhere between 3.2-2 bya? • What is the difference between a heterotroph and an autotroph? • What is the difference between anabolism and catabolism?

  5. Warm-Up 10/4 • What is abiotic synthesis of organic compounds? • What was the significance of the Miller-Urey experiment? • How did the production of oxygen allow for life to move onto land? WARM-UPS DUE TODAY READING HOMEWORK FOR WEEKEND!

  6. Read the article and write down at least 5 questions you have about its content. • Have at least 1 question from each section identified with a bolded heading. • Come in Monday ready to discuss.

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