B. inggris

Pertanyaan

disusun ya...
A.They are invertebrate animals
B. Jellyfish have a stomach and a mouth but no heads
C.This means that they have no backbone
D.They are made almost entirely of water.That's why we can look through them
E.They have a nervous system for sensing the world around them,but no brains
F.Jellyfish are not really fish

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