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Cell Structures & Processes
Transport
Active Transport
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Created by
Oenone Turner
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Cards (9)
What is active transport?
Movement of
molecules
from low to high
concentration
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What is required for active transport to occur?
Energy
from the cell
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How does active transport differ from passive transport?
Active transport requires
energy
, passive transport does not
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Which of the following is true about active transport?
It requires energy from
ATP
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What is the role of a carrier protein in active transport?
To help transport molecules against their
concentration gradient
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Which molecule provides the energy needed for active transport?
ATP
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Why is active transport important for cells?
It allows them to move molecules against their
concentration gradient
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In which situation would active transport be necessary?
When moving ions against their
concentration gradient
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What happens to the cell if active transport is not functioning properly?
The cell would not be able to maintain its proper concentration of
ions
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