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active transport

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โˆ™ 2009-12-28 19:19:58
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Q: What is the process that moves materials through a membrane against a concentration difference?
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Is to pump or move materials across the cell membrane against the concentration gradient?

_______ is to pump or move materials across the cell membrane against the concentration gradient


What is the pumping of materials across a membrane against their concentration gradients?

Active Transport


Some materials can move across the cell membrane against a concentration gradient by?

passive transport


The net flow of materials through the membrane of a cell against a concentration gradient is?

It's Active Transport.


Which transport mechanisms moves materials across a plasma membrane against an apparent concentration gradient?

active transport


Define When a cell use energy to move material across cell membrane?

if it is against a concentration difference.


The process that utilizes a carrier to move materials across the plasma membrane against the concentration gradient using ATP?

ATP is the process that is used to carrier and utilizes materials. It moves across the plasma membrane.


The energy requiring process that moves material across a cell membrane against a concetration difference is called?

The energy requiring process that moves material across a cell membrane against a concentration difference is called?


The process that moves materials through a membrane against a concentration difference is known as?

In biology (and cut potatoes in baths) this process is called Osmosis; in the Water Purification Industry the process called Reverse Osmosis is employed.


How is active transport different from passive transport?

The movement of materials across the cell membrane without using cellular energy is called passive transport. The movement of materials against a concentration difference is known as active transport. Active transport requires energy.


What is the process that utilizes a carrier to move materials across the plasma membrane against the concentration gradient using ATP called?

Active Transport


The energy-requiring process that moves material across a cell membrane against a concentration difference is called?

Active transportation


The transport of a substance across the cell membrane against its concentration gradient is called what?

The transport of a substance across the cell membrane against its concentration gradient is called active transport.


The energy-requiring process that moves molecules and ions across a cell membrane against a concentration difference is called?

Active transportation


What is the energy-requiring process that moves molecules and ions across a cell membrane against a concentration difference is clled what?

active transport


The process that moves materials through a membrane against a concentration diffrence is known as?

This process is known as active transport; needing ATP energy to complete the process.


Term for the movement of substance against a concentration gradient?

Activetransportis the movement of a substance across a cell membrane against its concentration gradient (from low to high concentration).


What is The transport of a substance across the cell membrane against its concentration gradient is called?

Transport against the concentration gradient is called active transport.


How do small molecules get through the cell membrane against a concentration?

How do small molecules get through a cell membrane


How does difference in concentration relate to movement of substances across the membrane?

the concentration gradient will help to bring stuff into the cell and to move stuff out. Osmosis likes to move with the concentration gradient. Moving with a concentration gradient is passive transport and moving against it is active transport


What is the process that utilizes a carrier to move marerials across the plasma membrane against the concentration gradient using atp?

Diffusion is the process the carries materials across the plasma membrane. The diffusion cannot move across water.


The transport of a substance across the cell membrane agianst its concentration graident is called?

The transport of a substance across the cell membrane against its concentration gradient is called active transport.


The transport of materials against the concentration gradient is called?

Active Transport


What is the process in which molecules move across a cell membrane from a region of low concentration to a region of high concentration?

Active Transport - the process of moving particles across a cell membrane against a concentration gradient <- right one


What process drives molecules across a membrane against a concentration gradient?

Active Transport.