The individual chain of cells or filament in the colony of Nostoc is known as

A. Trichome

B. Heterocyst

C. Hormogonia

D. None of the above

Answer: Option A

Solution(By Examveda Team)

If you look at Nostoc structure under a microscope, you will see thread-like filaments, called trichomes. Each trichome is really a chain of round or bead-like cells that lack a nucleus.