Cellular Ultrastructure — MCQs

Which of the following factors acts in vesicle targeting?

Tay-Sachs disease is due to a deficiency of which enzyme?

What is the main component of a bilayer cell membrane?

Diffusion of lipid-insoluble substances across the cell membrane depends on all of the following factors except which one?

A child presented with hypotonia and seizures. It was confirmed to be Zellweger syndrome. Which of the following accumulates in brain?

Which of the following is not a component of a mature sperm cell?

Which type of RNA is primarily involved in gene silencing?

Which one of the following statements about chromatin is not true?

Which of the following is present in Paneth cells?

Which one of the following is NOT a component of the filtration slit diaphragm at the glomerulus?