Answer:
Transport oxygen.
Explanation:
Red blood cells transport oxygen throughout the body with the help of hemoglobin.
 
        
             
        
        
        
<span>Every cell contains certain structures that perform specialized functions for the cell. What are these structures called?
</span>b. organelles
        
                    
             
        
        
        
The standard operating procedure or SOP is a
written safety and health measures for hazardous tasks. It is a detailed
instructions or step-by-step directions for conducting a specific procedure especially when dealing with
chemicals that may cause injury. Moreover, because of these SOP’s accident and
untoward circumstances in the workplace can be avoided.
 
        
             
        
        
        
Answer:
The polymerase chain reaction relies upon unusual, heat-resistant __DNA polymerase molecules______ that were isolated from bacteria living in hot springs.
Explanation:
 
        
             
        
        
        
 the key element in the ecological concept of species is that individuals within a species can successfully interbreed and conceive healthy offspring