Examlex
What is the approximate pH of ammonia?
Nervous System
The complex network of nerves and cells that transmits signals between different parts of the body, enabling sensory perception, coordination, and response to stimuli.
Annelids
A phylum of segmented worms that includes earthworms, leeches, and polychaetes, characterized by a segmented body structure.
Flatworms
A group of invertebrates within the phylum Platyhelminthes, known for their flat, soft bodies.
Water-Vascular System
Of echinoderms, a system of fluid-filled tubes and tube feet that function in locomotion.
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