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Questions and Answers
Which type of active transport uses adenosine triphosphate (ATP)?
Which type of active transport uses adenosine triphosphate (ATP)?
- Primary active transport (correct)
- Secondary active transport
- Passive transport
- Facilitated diffusion
What is the main difference between active transport and passive transport?
What is the main difference between active transport and passive transport?
- Active transport moves molecules from high to low concentration, while passive transport moves molecules from low to high concentration
- Active transport occurs in prokaryotic cells, while passive transport occurs in eukaryotic cells
- Active transport is faster than passive transport
- Active transport requires cellular energy, while passive transport does not (correct)
What are some physiological processes that rely on active transport?
What are some physiological processes that rely on active transport?
- Nutrient uptake, hormone secretion, and nerve impulse transmission (correct)
- DNA transcription, translation, and protein synthesis
- Photosynthesis, cell division, and DNA replication
- Glycolysis, Krebs cycle, and oxidative phosphorylation
Which ion is pumped out of the cell by the sodium-potassium pump?
Which ion is pumped out of the cell by the sodium-potassium pump?
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What is the role of active transport in cellular biology?
What is the role of active transport in cellular biology?
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Which type of active transport uses an electrochemical gradient?
Which type of active transport uses an electrochemical gradient?
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What is the main requirement for active transport to occur?
What is the main requirement for active transport to occur?
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What is the direction of movement in active transport?
What is the direction of movement in active transport?
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Which process allows molecules or ions to move down their concentration gradient without energy?
Which process allows molecules or ions to move down their concentration gradient without energy?
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What is the role of the sodium-potassium pump in active transport?
What is the role of the sodium-potassium pump in active transport?
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