Answer; Molluscs
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Carbon is a essential element for all life on earth. The primary function of the the Carbon Cycle is to exchange carbon throughout earth between the atmosphere,oceans,ecosystems, and geosphere. If the Carbon Cycle was to fail, then life on earth would begin to breakdown causing an end to all life on earth.
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Answer:
1.- Arachnoid mater: Middle meninx; web-like.
2.- Dura mater<u>:</u> Tough, outer meninx.
3.- Epidural space: Space filled with adipose tissue.
4.- Pia mater: Thin meninx intimate with spinal cord.
5.- Subarachnoid mater<u>:</u> Contains cerebrospinal fluid.
6.- Denticulate ligaments
: Extension of pia mater attaching to dura.
Answer: its b i just got done with it
Explanation: