Sistem transportasi pada Porifera

By On Thursday, April 20th, 2017 Categories : Sains
Gratis Samsung

(Sistem transportasi pada Porifera) – Sistem transportasi dilakukan oleh pembuluh air/sistem kanal. Secara skematis air dan makanan masuk kedalam tubuh melalui pori-pori.
Porifera belum memiliki sistem sirkulasi khusus, tubuhnya terdiri atas dua lapisan sel, lapisan dalam terdiri atas sel-sel yang disebut kognosit. Koanosit berfungsi menangkap makanan secara fogosit yang selanjutnya disebarkan ke seluruh tubuh oleh amoebosit.
Contoh: Porifera

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