Members of the phylum __________ are characterized by radial (or biradial) symmetry, diploblastic organization, a gastrovascular cavity, and cnidocytes.
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Cnidarians possess a ____________ skeleton.
Cnidarians possess a ____________ skeleton.
The complete inner layer of a Cnidarian is composed of
The complete inner layer of a Cnidarian is composed of
To respire means
To respire means
An intracellular structure made of a fluid-filled capsule ho…
An intracellular structure made of a fluid-filled capsule holding a coiled, hollow tube is the
Top Zoologists estimate that there are approximately _______…
Top Zoologists estimate that there are approximately ____________ species of Nematodes.
Aurelia are named as such because of their golden appearance…
Aurelia are named as such because of their golden appearance. What is the symbol for gold?
“Monecious” means
“Monecious” means
The flat shape of Turbellarians help to increase surface are…
The flat shape of Turbellarians help to increase surface area for diffusion.
A common intermediate host of a Trematode is a(an)
A common intermediate host of a Trematode is a(an)