Answer:
hydrosphere, geosphere, and atmosphere i believe
Explanation:
 
        
                    
             
        
        
        
Saturated fatty acids are chains of single bonded carbons surrounded by hydrogen atoms. 
Unsaturated fatty acids have bent structures due to double bonding between carbon atoms in the chain. When carbons create double bonds with each other they are no longer able to hold as many hydrogens as a saturated fatty acid
        
             
        
        
        
That the universe was created at one time with a huge bang.
        
             
        
        
        
Phylum. The classification system goes: Kingdom, Phylum, Class, Order, Family, Genus, Species. Anything that shares a class also share anything above it.