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
Correct Answer: Trichome
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.