I think the correct answer from the choices listed above is option C. Cnidarians is the name of lower Invertebrates that have a jelly-like layer between endoderm and ectoderm. Hope this answers the question. Have a nice day.
American paleontology research physical evidence to support the theory of evolution
Answer:
A. Oxygen
Explanation:
During cellular respiration the cell uses oxygen to break down sugar. When sugar breaks down it produces energy in which your body needs. Blood picks up oxygen and releses carbon dioxide into your lungs.
Hope this helps!!
Answer: An "interface" .
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The answer is C, having many specialized parts.