BIOLOGY
BIOLOGY
12th Edition
ISBN: 9781260169614
Author: Raven
Publisher: RENT MCG
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Chapter 33, Problem 2U
Summary Introduction

Introduction:

Mollusks are an extremely diverse group that is located mostly in the ocean. Its body is complex and varied. In aquatic mollusks, the respiratory system is located within the mantle cavity. This respiratory structure or the gills are known as ctenidia.

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