A lophophore is:
a. a muscular tube that is part of the digestive system
b. an arrangement of ciliated tentacles around the mouth.
c. an arrangement of teeth.
d. a tube that extends for feeding.
b
Biology & Microbiology
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Ventilation by an individual exercising strenuously is
indicated by a. A. b. B. c. C. d. D. e. E.
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