Which List of Traits Is Characteristic of the Ecdysozoans

question 7

Multiple Choice

Which list of traits is characteristic of the ecdysozoans?

• A)Periodically shed their outer covering,nonsegmented body plan and pseudocoelom on some,contain an exoskeleton,and undergo metamorphosis.
• B)Periodically shed their outer covering,nonsegmented body plan and contain a layer of jellylike fluid called mesoglea,contain an exoskeleton,and undergo metamorphosis.
• C)Periodically shed their outer covering,segmented body plan and pseudocoelom on some,contain an endoskeleton,and undergo metamorphosis.
• D)None of the these are correct.

---

Definitions:

Nervous System Function

The collective tasks performed by the nervous system, including controlling and coordinating all body functions, sensing and responding to stimuli, and transmitting signals between different parts of the body.

Epigenetic Mechanisms

Biological processes that alter gene expression without changing the DNA sequence, influencing organism development and behavior.

Gene Expression

Gene expression is the process by which information from a gene is used to synthesize a functional gene product, often a protein, which can affect the characteristics of a cell or an organism.

Histone Modification

Chemical modifications to the histone proteins around which DNA is wrapped, influencing gene expression without altering the DNA sequence itself.