Question

What is the heterocyst?

Answer 1

A heterocyst is a differentiated cyanobacterial cell that carries out nitrogen fixation. The heterocysts function as the sites for nitrogen fixation under aerobic conditions. They are formed in response to a lack of fixed nitrogen (NH4 or NO3).

Answer 2

⭐️ Heterocyst

the filamentous blue - green algae possess special large sized cells called heterocysts. these are the sites of nitrogen fixation.

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