How Does a Ribbon Worm Differ from a Flatworm

question 59

Multiple Choice

How does a ribbon worm differ from a flatworm?

• A)A flatworm has a complete digestive system.
• B)A ribbon worm has a mouth and an anus.
• C)Flatworms are deuterostomes.
• D)Flatworms are radially symmetrical and ribbon worms are bilaterally symmetrical.

Understand how sexual selection mechanisms, exemplified by preferences in mating traits, contribute to species evolution.

Understand the concept of evolution and how it applies to different species.

Identify and classify the hierarchical structure of biological classification.

Describe the purpose and use of genetic information repositories like GenBank.

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