Sponges have specialized cells and an endoskeleton, but they lack tissues and body symmetry. ... They include jellyfish and corals, both of which have radial symmetry. All cnidarians have nematocysts, and many are bioluminescent. They may exist in medusa and/or polyp form.
Answer: the answer is b
Explanation: cells are able to synthesize their entire complement of
Biomolicules
12 sexual reproduction and meiosis concept outline
The work output of a machine divided by the work input is the resistance of the machine