EVERYDAY SCIENCE

SCIENCE

CELL BIOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Active transport requires ____, moves materials from ____, and goes ____ the concentration gradient.
A
No energy, low to high, against
B
ATP, high to low, with
C
ATP, low to high, with
D
ATP, low to high, against
Explanation: 

Detailed explanation-1: -During active transport, substances move against the concentration gradient, from an area of low concentration to an area of high concentration. This process is “active” because it requires the use of energy (usually in the form of ATP). It is the opposite of passive transport .

Detailed explanation-2: -To move substances against a concentration or electrochemical gradient, a cell must use energy. Active transport mechanisms do just this, expending energy (often in the form of ATP) to maintain the right concentrations of ions and molecules in living cells.

Detailed explanation-3: -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.

Detailed explanation-4: -Posted May 6, 2022. The type of transport that moves material against the concentration gradient with the use of energy is called active transport. That energy that it uses is usually in the form of adenosine triphosphate (ATP).

Detailed explanation-5: -Active transport requires energy for the process by transporting molecules against a concentration or electrochemical gradient.

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