Answer:
The middle layer of meninges is arachnoid, which resembles a cobweb in appearance, is a thin layer with numerous threadlike strands that attach it to the innermost layer. The space under the arachnoid, the subarachnoid space, is filled with cerebrospinal fluid and contains blood vessels
Explanation:
 
        
             
        
        
        
Answer:
1: 7.8 cm
2: .7 cm
3: 5.55 cm
For the other questions, you have to use a ruler yourself and measure using cm. :) 
1 cm = 10 millimeter. To convert, just add a 0 to the end of cm to find the mm (or move the decimal one place to the right.) 
For example, 2.6 cm = 26 mm / 5 cm = 50 mm. Hope this helps!
 
        
             
        
        
        
Answer:
below
Explanation:
Greenhouse gas increases will cause an increase in desert areas on Earth. Current desert areas will grow as
temperatures cause increased evaporation. Humans will migrate away from these areas of low water and
productivity
 
        
             
        
        
        
The organelles that produce proteins used within the cell are the ribosomes. 
Final answer: Ribosomes.