Answer:
enzyme activity be affected by a variety of factors such as temperature,pH, concentration
 
        
             
        
        
        
Answer:
Research related information 
Explanation:
Research related information can be the stage. This is because it makes use of technology and scientific investigation.. 
Sorry if I'm wrong :'(
 
        
                    
             
        
        
        
Epithelial membranes are made from epithelial tissue attached to a layer of connective tissue. There are three types of epithelial membranes: mucous, which contain glands; serous<span>, which secrete fluid; and </span>cutaneous<span> which </span>makes<span> up the skin. </span>
        
             
        
        
        
Foodborne illness is the contamination that results from the spread of bacteria from meat to vegetable. Various types of pathogenic micro-organisms get access to food, which is rich in nutrients and allows bacteria to flourish. When such contaminated foods are eaten, they cause foodborne illness.