Which of the Following Have a Mouth That Is Directed

question 94

Multiple Choice

Which of the following have a mouth that is directed upward?

• A)class Crinoidea (sea lilies and feather stars)
• B)class Asteroidea (sea stars)
• C)class Ophiuroidea (brittle stars)
• D)class Echinoidea (sea urchins and sand dollars)
• E)class Holothuroidea (sea cucumbers)

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Definitions:

Vocal Variety

The variation in pitch, tone, pace, and loudness of speech to enhance communication and hold the listener's attention.

Presentation Delivery

The method and style in which information is conveyed to an audience during a presentation, impacting engagement and comprehension.

Active Voice

A sentence structure where the subject performs the action stated by the verb, in contrast to the passive voice.

Registered Dietitians

Health professionals who specialize in dietetics, nutrition assessments, and the planning of nutrition programs.