What is the pump in active transport?

Which structural component of the cell membrane can be easily removed?

Who proposed the fluid mosaic model?

In the given figure,what does $C$ represent?

Which of the following is described as a quasi-fluid and functionally dynamic membrane?

$A$ boy is studying the transport of a certain type of molecule into a cell. He finds that the transport slows down when the cells are poisoned with a chemical that inhibits energy production. Under normal circumstances,the molecules studied by the boy are probably transported by