In the following,which is not common for chloroplasts and mitochondria?

Read the following statements carefully:
$(A)$ Lipid component of the plasma membrane mainly consists of phosphoglycerides.
$(B)$ Polar molecules can pass through the lipid bilayer of plasma membrane,therefore they do not require carrier proteins to facilitate their transport.
$(C)$ Secondary wall is capable of growth and it is formed on the outer side of the cell.
$(D)$ Quasifluid nature of lipid enables lateral movement of proteins within the overall lipid bilayer of plasma membrane.
$(E)$ Middle lamella glues the different neighbouring cells together.
How many statements are incorrect?

What is the use of HeLa cells in cell biology?

The filaments arising from desmosomes are called

Which organelle has a single membrane?

Which of the following is a nuclear stain?