Provide an Appropriate Response

question 62

True/False

Provide an appropriate response.
-Pure water is neutral and has a pH of 0.

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Definitions:

Deuterostome

A classification of animals defined by their developmental characteristics, where the anus forms before the mouth during embryonic development.

Echinoderms

Echinoderms are a group of marine invertebrates that include sea stars, sea urchins, and sand dollars, characterized by radial symmetry and a unique water vascular system.

Pseudocoelom

A fluid-filled body cavity lying between the intestines and outer body wall that is only partially lined with mesoderm in some invertebrates.

Mesoderm

The middle germ layer of the early embryo; gives rise to connective tissue, muscle, bone, blood vessels, kidneys, and many other structures. Compare with ectoderm and endoderm.