The diameter of the cisternae is $...........$.

Which is the important site for the formation of glycoproteins and glycolipids?

Identify the components labelled as $A$,$B$,$C$,and $D$ in the diagram given below from the list $(i)$ to $(viii)$.
$(i)$ Cristae of mitochondria $(ii)$ Inner membrane of mitochondria $(iii)$ Cytoplasm $(iv)$ Smooth endoplasmic reticulum $(v)$ Rough endoplasmic reticulum $(vi)$ Mitochondrial matrix $(vii)$ Ribosome $(viii)$ Nucleus

Read the statements given below with regard to the functions performed by Golgi apparatus?
$(i)$ Transport and chemically modify the materials contained within it.
$(ii)$ Performs the function of packaging materials.
$(iii)$ Important site of formation of glycoproteins and glycolipids.
Which of the following is the correct answer?

Which organelle is absent on the surface of the endoplasmic reticulum in cells that produce large amounts of lipids?

Which structure is connected with the plasma membrane and the nuclear membrane?