Explanation:
They both are alike because they both rely on frequencies to determine perception. In hearing, a sounds frequency determines its pitch whereas in TOUCH the frequency of vibrations is used to perceive texture and to sense the environment through hand held tools. 
 
        
             
        
        
        
Answer:
The integumentary system is similar to a cell membrane in that both structures create a protective barrier against the outside world. How is a nerve cell specialized? Neurons have specialize cell parts called dendrites and axons. Dendrites bring electrical signals to the cell body and axons take information away from the cell body.
Explanation:
please add me as brainliest......
 
        
             
        
        
        
Answer:
Two types of fossilization: Body and Trace fossils.
Two methods of fossilization: Freezing, Drying, Petrification, Permineralization, Bacteria, and Algae.
Explanation:
 
        
             
        
        
        
The answer is true. It is because the activated sludge
process made use of the aeration in which air being mixed with a substance
together with a bacteria and protozoa that is in a biological floc that will
help treat the wastewater. 
 
        
             
        
        
        
When fossil fuels are burned they can cause pollution which can cause global warming.