Which Is Incorrect About Cnidarians

question 45

Multiple Choice

Which is incorrect about cnidarians?

• A)They exist as medusae and/or polyps.
• B)They undergo extracellular digestion.
• C)They are herbivores that eat phytoplankton only.
• D)Medusae are commonly called jellyfish.
• E)They exhibit radial symmetry.

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Definitions:

Classical Conditioning

is a learning process that occurs through associations between an environmental stimulus and a naturally occurring stimulus, first described by Ivan Pavlov.

Genetic Blueprint

The set of genetic instructions encoded in DNA that defines the characteristics of an organism.

Maturation

The process of development in which an individual matures or reaches full functionality, often used to describe the physical and psychological growth that occurs naturally with age.

Habituation

Tendency of the brain to stop attending to constant, unchanging information.