What do some cyanobacteria have in order to fix atmospheric nitrogen?

What do some cyanobacteria have in order to fix atmospheric nitrogen?
  1. Chloroplasts
  2. Heterocysts
  3. Mitochondria
  4. Golgi apparatus

Solution

Some of these organisms can fix atmospheric nitrogen in specialized cells called heterocysts. This means that some cyanobacteria have a specific type of cell called heterocysts that allow them to fix nitrogen from the atmosphere.

Asked in: NCERT

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