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postnew [5]
3 years ago
6

In a tide pool, a student encounters an organism with a hard outer covering that contains much calcium carbonate, an open circul

atory system, and gills. The organism could potentially be a crab, a shrimp, a barnacle, or a bivalve. The presence of which of the following structures would allow for the most certain identification of the organism?
a. a heart
b. a filter-feeding apparatus
c. a mantle
d. a body cavity
e. eyes
Health
1 answer:
yKpoI14uk [10]3 years ago
3 0

Answer:

C. a mantle

Explanation:

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