<span>There are three layers of meninges the dura mater, the arachoid mater, and the pia mater. The dura mater was the thick, opaque layer that had to be pulled back before dissecting. The pia mater is the thin, vascular layer that adheres to the surface of the brain. Weren't able to see the arachoid mater because of its transparency.</span>
Answer:Technology has deeply affected the global economy and its usage has been linked to marketplace transformation, improved living standards and more robust international trade. ... Technological advances have significantly improved operations and lowered the cost of doing business.
Explanation:
I'm sorry i don't really know i just have to answer so many and the i can do what I want good luck tho
Mechanical engineers use metal, tools, look up a list of things on google