6.1.3.2 - Absorption Mechanisms
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Practice Questions
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What is absorption in the context of digestion?
💡 Hint: Think about the final step of digestion.
Name the process by which glucose is absorbed in the small intestine.
💡 Hint: It requires proteins to help get through the membrane.
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Interactive Quizzes
Quick quizzes to reinforce your learning
Which process involves the movement of molecules without energy?
💡 Hint: Consider which processes are passive.
True or False: Endocytosis is used for small molecules.
💡 Hint: Think about the size of molecules.
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Challenge Problems
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If a substance needs to be transported into a cell against its concentration gradient, which transport mechanism should be used? Provide an example of such a substance.
💡 Hint: Think about whether the molecule is moving with or against the concentration gradient.
Design an experiment to test the effect of surface area on absorption rates using a model of the small intestine.
💡 Hint: Consider what aspect of each model you will measure to define effective absorption.
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