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Molecules are moving against a 'concentration' gradient. Active transportation moving from low to high concentration, while passive transportation such as osmosis and diffusion go from high to low concentration.

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6y ago
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9y ago

Energy is needed for active transport because of cell membranes. In the cell membranes are ions, glucose and amino acids.

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11y ago

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Q: Why is energy required for active transport to take place across a cell menbrane?
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Related questions

What required the use of energy to move a molecule across a cell membrane?

Active transport


What is it called when molecules uses energy to move across a semipermeable membrane?

Active transport


When engery is required from a cell to move molecules across the cell membrane it is called?

It is called active transport.


What are passive and active transport?

Passive transport and active transport are transport of materials across membranes. Passive requires no energy, while active does.


Transport across cell membranes that requires energy or ATP?

Active Transport


Distinguish between active and passive transport?

Active Transport is the passage of materials across the membrane through the expenditure of energy. Passive Transport is the passage of materials across the membrane without the expenditure of energy. Bulk Transport is the type of active transport. Diffusion and Osmosis are type of passive transport.


What is the main way that active transport differs diffusion?

ATP is required for active transport.


What ways of moving molecules across a membrane requires energy?

Active Transport.


What is active transport across the cell?

Active transport simply means the transport of substances against the concentration gradient.In this transport,ATP is utilised.


What energy is required to move nutrients across a cell membrane?

active transport requires energy to move stuff and the energy is ATP


The use of energy to move substances across a cell membrane describes?

Active Transport


What is the process that requires the use of energy to move materials across a membrane?

I believe it's active transport. active transport is correct.