User talk:Prasanna Supriya

evolution
evolution started from single cell to organism Prasanna Supriya (talk) 16:46, 13 April 2021 (UTC)

... Prasanna Supriya (talk) 16:50, 13 April 2021 (UTC)

Sponges
Sponges are MAINLY MARINE animals that make up the phylum porifera. they are among the simplest of all animals, having no tissues pr organs, their bodies consist of 2 layers of cells seperated by a jelly-like layer(mesohyal) that is strengthened by mineral spicules or protein fibers. the body is perforated by a system of pores and water channels called the AQUIFEROUS SYSTEM. Prasanna Supriya (talk) 17:05, 13 April 2021 (UTC)