Examlex
Why are archaeans more tolerant of extreme environmental conditions than bacteria?
Cnidarians
A phylum of aquatic invertebrates known for their distinctive body plan featuring a single, central cavity and stinging cells.
Coelom
A body cavity in certain animals, including humans, that is lined by an epithelial layer derived from mesoderm, providing space for the development of internal organs.
Bilateral Animals
Animals that possess bilateral symmetry, having a body plan in which the left and right sides mirror each other.
Coelomic Fluid
A fluid found within the coelom, the body cavity of most animals, that serves various functions including circulation and the provision of a hydrostatic skeleton.
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