Echinoderms Can Be Best Described as ________

question 56

Multiple Choice

Echinoderms can be best described as ________.

• A)eukaryotic heterotrophs with tissue, bilateral symmetry as larva, and a water vascular system
• B)eukaryotic autotrophs that lack tissue, but have bilateral symmetry as larva, and a water vascular system
• C)eukaryotic heterotrophs with tissue, bilateral symmetry as larva, and a blood vascular system
• D)eukaryotic autotrophs with tissue, bilateral symmetry as larva, and a water vascular system

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Definitions:

Free Ticket

A complimentary pass or voucher granting the holder access to an event, activity, or service at no cost.

Opportunity Cost

The cost of the next best alternative that is forgone when making a decision.

Economic Concept

A principle, theory, or idea that forms the basis for economic analysis and decision-making.

Marginal Analysis

An approach in economics that involves examining the consequences of adding to or subtracting from the current situation.