Viruses are not considered living because they cannot survive without a host organism, and they do not exhibit the characteristics of life.
        
                    
             
        
        
        
Answer:
In the food web energy is being directly transferred from "one organism to another."
Explanation:
In the food web energy is being directly transferred from one organism to another. Plants utilizes the sunlight during photosynthesis and are able to prepare there own food.The organisms those who obtained the energy and utilized it from sun are the producers.  The food web has various other parts like, The sun which gives the sunlight are being utilized by the plants for production of the food, next are the producers, after that comes the consumers who takes the energy from the producers and in the final their comes the decomposers.
 
        
                    
             
        
        
        
The answer is: B - Mitochondria
Explanation:
The mitochondria is the powerhouse of the cell. 
The main function of the mitochondria is to provide energy for cellular activity by the process of aerobic respiration. In this process, glucose is broken down in the cell's cytoplasm to form pyruvic acid, which is transported into the mitochondrion.
        
             
        
        
        
Answer:
1 g/mL. Thus, 20 mL of pure water weighs 20 g.
Explanation:
 
        
             
        
        
        
There body will be able to fight off sickness and cancers again. The immune system will slowly start to rebuild and become strong again.