What do you mean by active transport across cell membrane ??

1.	What do you mean by active transport across cell membrane ??
Answer» Answer: ★Cell membranes are SEMIPERMEABLE which means that they have control over what molecules can or cannot pass through the cell membrane . ★To sustain life or for survival MANY substances need to be transported into or out of and between cells. ★It is the term which is used to describe the processes of moving materials through the cell membrane that requires the USE of energy. ★ There are three main types of Active TRANSPORT that is The Sodium-Potassium pump, Exocytosis , ENDOCYTOSIS.

Answer»

Answer:

★Cell membranes are SEMIPERMEABLE which means that they have control over what molecules can or cannot pass through the cell membrane .

★To sustain life or for survival MANY substances need to be transported into or out of and between cells.

★It is the term which is used to describe the processes of moving materials through the cell membrane that requires the USE of energy.

★ There are three main types of Active TRANSPORT that is The Sodium-Potassium pump, Exocytosis , ENDOCYTOSIS.

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