When living organisms emit light this property is called bioluminescence. This is usually seen in animals belonging to phylum-Ctenophores. Ctenoplana belongs to phylum-Ctenophores. Phylum-Coelenterata and Cnidaria do not exhibit bioluminescence
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Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.