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Phylum Echinodermata

वर्गीकरण (CLASSIFICATION) ट्यूब फीट (Tube feet) op

सामान्य लक्षण (General Characters) वर्गीकरण (Classification) पर्ल ऑयस्टर तथा मोती का निर्माण (Pearl Oyster and Formation of Pearl)

वर्गीकरण (Classification)

Characteristics Of Annelida( Gr. Annulus = little ring ; eidos= form ) वर्गीकरण (CLASSIFICATION) Metameric Segmentation (मेटामेरिक सेग्मेंटेशन)

वर्गीकरण (Classification) –

biology.lecturs / September 10, 2025

What is cell : ” The cell is most important invention in nature .” – Sir Rudolf Peters (1968) CELL

वर्गीकरण (Classification) : ज्वाला कोशिकाएं (Flame Cells) :

सामान्य लक्षण (Characters) : वर्गीकरण (Classification) : Velum In Coelentrata : दंश कोशिकाएं (Cnidoblast Or Nematocytes) :

[ Gr. Poros =pore ; fere = to bear ] General Characters Of Phylum Porifera : सामान्य लक्षण (General Characters

Characters Of Solanaceae Family : floral formula