Which of the following animals does not have
a true brain but rather has a pair of ganglia?
a. jellyfish
b. planaria
c. earthworms
d. grasshoppers
e. more than one of these animals has ganglia
B
Biology & Microbiology
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A. orange B. green C. colorless D. purple
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A) symbiotic bacteria. B) antagonistic bacteria. C) parasitic bacteria. D) commensal bacteria. E) other fungi.
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