Nudibranchs Usually Have Two Rhinophores

question 36

Multiple Choice

Nudibranchs usually have two rhinophores. However, if they had a single rhinophore, it could still carry out the function of two rhinophores, and with similar effectiveness, if this single rhinophore

• A) had two branches, one directed to the left, the other to the right.
• B) had two branches, one directed toward the head, the other directed toward the tail.
• C) was as long as two rhinophores placed end to end.
• D) had cilia whose power strokes directed water away from the surface of the slug.
• E) was located within the mantle cavity.

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