Answer:
My answer would be 5-6 (very trustworthy).
Explanation:
The person or organization providing the information has the credentials and knowledge to speak on this topic because the web site is--the domain name ".org" tells that this site is run by a nonprofit organization.The writer maybe a staff member at the Discovery Institute.
 
        
             
        
        
        
Above a pH of 7, pepsin becomes irreversibly denatured. Pepsin was the first enzyme to ever be discovered, and it was discovered by <span>Theodor Schwann.</span>
        
             
        
        
        
Answer:
the object that affects gravity is call gravinaltational force which acts on the way human stay on earth
Explanation:
 
        
             
        
        
        
Answer:
emulsion test
Explanation:
add substance in a beaker and add ethanol (aa type of alcohol) into the beaker. when (a little) water is added small fat globules and a cloudy white suspension will be created if oil is present on the substance