Hypertension or simply termed as high blood pressure is a condition
In the cardiac system where the blood pressure and transfer from one part of
the body to another exceeds the normal levels of the body. The heart is
strongly pumping blood throughout the body which is caused by either lipid
deposits in the vessels or in the heart itself. 
Hence hypertension contributes to the conditions that
already exists such as stress, or existing disorders and worsen it.  
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Answer:
The independent variable are the vitamins .
The dependent variable are the rats.
Explanation:
The vitamins are the independent variable because they are are controllable. You can control how many vitamins the rats will be given.
 
        
             
        
        
        
Answer:
50% hope it helps :)...............
 
        
                    
             
        
        
        
Answer:
Bismuth strontium calcium copper oxide/ACM114901610 can be provided in Alfa Chemistry. We are dedicated to provide our customers the best products and services.
Explanation:
https://www.alfa-chemistry.com/bismuth-strontium-calcium-copper-oxide-cas-114901-61-0-item-195753.htm
 
        
                    
             
        
        
        
Answer:
No
Explanation:
it doesn't prevents their growth only if they get the necessary source