In a Tide Pool, a Student Encounters an Organism with a Hard

question 37

Multiple Choice

In a tide pool, a student encounters an organism with a hard outer covering that contains a large amount calcium carbonate, an open circulatory 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 definitive identification of the organism?

• A) a mantle
• B) a heart
• C) a body cavity
• D) a filter-feeding apparatus

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Definitions:

E-commerce Site

An online platform that facilitates the buying and selling of goods and services through electronic systems like the internet.

Online Marketplace

A digital platform where vendors can sell their goods or services directly to consumers over the internet.

Third Parties

External entities or individuals that are not directly involved in a transaction or contract between two principal parties but may play a role in the arrangement, such as suppliers, intermediaries, or partners.

Total Landed Cost

The total cost of a product that includes the costs of purchasing, freight, insurance, and other costs up to the port of destination.