Why Are Developmental Biologists Especially Interested in Studying Echinoderm Embryos

question 2

Multiple Choice

Why are developmental biologists especially interested in studying echinoderm embryos?

• A) Echinoderms are primitive chordates.
• B) Echinoderms are the closest living relatives of chordates.
• C) Echinoderms are the only animals with three embryonic germ layers.
• D) Echinoderms, unlike most invertebrates, retain their notochords as adults.
• E) Echinoderms, like chordates, are protostomes.

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Definitions:

Total Evaluation

A comprehensive assessment encompassing various aspects of a subject, process, or individual's performance.

Worldwide Evaluation

The assessment or judgment of something considering global standards or contexts.

Comparative Methods

Research techniques that involve comparing elements from different systems, or different points in time, to understand their function or development.

Forced Distribution

A method of performance evaluation where employees are ranked in groups, and each group is limited to a certain percentage of the workforce.