Cyanobacteria are// Nostoc is

Nostoc is a

Nostoc is a

Nostoc is a

Nostoc is a-

Cyanobacteria refer to

Cyanobacteria is a-

Select the correct statement regarding heterocysts. option 1-These are present in some filamentous cyanobacteria such as Nostoc and Anabaena. option 2- These cells are specialisd to perform N 2 − fixation. option 3- These cells contain enzyme nitrogenase. option 4- All of these

In cyanobacteria, reproduction is