Which organism has a central brain A. sponge B. hydra C. flatworm D. fish

Question

Chemistry

Jon Bean

30 November, 21:21

Which organism has a central brain A. sponge B. hydra C. flatworm D. fish

+2

Answers (2)

Know the Answer?

Adrianna Knox · Answer 1

D. Fish

The brain is part of an organism's central nervous system. Simpler organisms such as sponges, hydrae, and flatworms lack the complexity in their central nervous systems to have a brain. A fish, on the other hand, is complex enough to have a central brain.

Lucero · Answer 2

Im pretty sure its D. Fish