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Type: Multiple-Choice
Category: Macromolecules
Level: Grade 9
Tags: macromolecules
Last Modified: a month ago

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Macromolecules Question

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Grade 9 Macromolecules

Leptin is a molecule that is released after a person eats a meal. Made of about 200 amino acids bonded together, it acts as a signal that produces feelings of “fullness” in the brain that may influence a person to stop eating. What type of macromolecule is leptin?
  1. Lipid
  2. Nucleic Acid
  3. Carbohydrate
  4. Protein
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