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AP Biology Essential Chemistry Packet: Questions 4 & 5 By: Kelly, Amy, Chris, and Josh Period: 3.

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Presentation on theme: "AP Biology Essential Chemistry Packet: Questions 4 & 5 By: Kelly, Amy, Chris, and Josh Period: 3."— Presentation transcript:

1 AP Biology Essential Chemistry Packet: Questions 4 & 5 By: Kelly, Amy, Chris, and Josh Period: 3

2 Question 4: What is the appropriate C:H:O ratio in each of the following types of macromolecules? Carbohydrates 1:2:1 Lipids (fat) 1:2 Proteins no rational ratio Nucleic Acids no rational ratio Lipid: Carbohydrate: H H H H H H H H H OH | | | | | | | | | | H-C- C- C- C- C- C-C–C- C-C=O | | | | | | | | | H H H H H H H H H

3 Question 5: What other elements are commonly associated with each of these four types of macromolecules? CarbohydrateLipidsProteinsNucleic Acids Always contains P X Usually contains no P XXX Always contains N X Usually contains no N XXX Often contains S X Rarely contains S XXX


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