2nd October 2019

wikilectures
19

How is primary active transport different from secondary active transport?

In primary active transport, the energy is derived directly from the breakdown of ATP. In the secondary active transport, the energy is derived secondarily from energy that has been stored in the form of ionic concentration differences between the two sides of a membrane.

Similarly, it is asked, is ATP used in secondary active transport?

In secondary active transport, also known as coupled transport or cotransport, energy is used to transport molecules across a membrane; however, in contrast to primary active transport, there is no direct coupling of ATP; instead it relies upon the electrochemical potential difference created by pumping ions in/out of

Is secondary active transport an active or passive process?

Facilitated diffusion is a passive process in which membrane channels mediate the transport of polar, or big molecules that are not solvable in the cell membrane. Co-transport, on the other hand, is active transport, as it depends on the electrochemical gradient of ions across the cell's membrane, particularly Na+.

What is an example of an active transport process?

During active transport, a protein pump uses energy, in the form of ATP, to move molecules from an area of low concentration to an area of high concentration. An example of active transport is the sodium-potassium pump, which moves sodium ions to the outside of the cell and potassium ions to the inside of the cell.
Write Your Answer

Rate

60% people found this answer useful, click to cast your vote.

3 / 5 based on 1 vote.

Bookmark

Press Ctrl + D to add this site to your favorites!

Share