Unit 5: Macromolecules
400 possible mastery points
About this unitThis unit is part of the Biology library. Browse videos, articles, and exercises by topic.
Do you have a sweet tooth? Learn more about different types of sugar molecules: their structure, their chemical behavior, and how they can combine to form chains. Starring glucose (blood sugar), sucrose (table sugar), and fructose (fruit sugar).
Did you know that fats are beautiful little molecules with long, trailing hydrocarbon tails? Learn about the structure and function of fats and other lipids, including cholesterol and the phospholipids that make up cell membranes.
Maybe you've heard DNA discussed as the "genetic material." But what exactly is DNA, when you get right down to it? Learn more about the structure and properties of DNA and its nucleic acid cousin, RNA.
Proteins: the amazing machines of the cell! Learn about the amino acids that proteins are made of and how they are connected by peptide bonds. Special bonus: learn how proteins get their shapes and why this so important for their function.
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