Pinocytosis and phagocytosis are concerned with

Select the correct statements regarding cell membrane in eukaryotic cell.
$A$. Membrane of human $RBCs$ has approximately $52\%$ protein.
$B$. Major phospholipids are arranged in a bilayer.
$C$. Extensions of the plasma membrane into the cell form mesosomes.
$D$. Tails towards the inner part of lipids are hydrophobic and thus protected from aqueous medium.
$E$. Glycocalyx is present on the outer surface of the plasma membrane.
Choose the correct answer from the options given below:

What is the cell membrane composed of?

During the transport of sugar or amino acids through the cell membrane,what is the movement of $Na^+$ ions?

Which of the following creates very large pores in the outer membrane of bacteria?

Lipid molecules in the plasma membrane are arranged in: