The Nobel Prize of $1991$ for discovering single ion channels in cells was awarded to:

In the fluid mosaic model of the cell membrane,which of the following is true?

In the given figure,what does $A$ indicate?

What are the primary functions of membrane proteins?

The thickness of the plasma membrane is:

The most accepted Fluid Mosaic Model describes the cell membrane as a quasi-fluid structure where lipids and integral proteins are arranged in a mosaic pattern. In recent years,this model has been refined. Which of the following statements is incorrect regarding this model?