The lipid component of the membrane mainly consists of

Cell recognition is mediated by components of the cell membrane. These components are generally composed of .........

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?

Which of the following is an incorrect statement regarding the lipids present in the cell membrane?

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

Porins are proteins that form huge pores in the outer membranes of the plastids,mitochondria,and some bacteria. Which of the following molecules can pass through them?