While Sampling Marine Plankton in a Lab, a Student Encounters

question 13

Multiple Choice

While sampling marine plankton in a lab, a student encounters large numbers of fertilized eggs. The student rears some of the eggs in the laboratory for further study and finds that the blastopore becomes the mouth. The embryo develops into a trochophore larva and eventually has a true coelom. These eggs probably belonged to a(n) ________.

• A) echinoderm
• B) mollusc
• C) nematode
• D) arthropod

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Definitions:

Canadian Registered Nurses Examination

A licensing examination for nursing graduates in Canada to become registered nurses (RNs).

Study Groups

Small groups of people who regularly meet to discuss and learn about a specific subject together.

Research Study

A systematic investigation designed to develop or contribute to generalizable knowledge through the collection, analysis, and interpretation of data.

Implications

Suggestions for ways of thinking about the phenomenon in the future.