It helps them stay safe from predators
        
                    
             
        
        
        
Answer:
Biotechnology is a new branch of science
Explanation:
The begining of biotechnology was somewhere around the 1920s i think so it is not old
 
        
             
        
        
        
Answer:
Explanation: both prokaryotes and eukaryotes contain cell membrane
 
        
             
        
        
        
Answer:  a. penetration strategy
Explanation:
Penetration strategy is one of the marketing strategy to promote the business and enhance the sales. The goods and services are sold at low price initially to promote the production of more goods or merchandise at low cost and allowing the authority to obtain high profit percentage. This method is useful for discouraging the competitors. 
 
        
             
        
        
        
Many people hate shots and don't receive the vaccination, causing many illnesses spread around.<span />