Cyanobacteria are members of Cyanophyceae or Myxophyceae, which are commonly called blue-green algae and have pigment $c$-phycocyanin, $c$-phycoerythrin alongwith chlorophyll-$a,\ \beta$-carotene and myxoxanthin.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.