The system that is responsible for breaking down food and releasing essential nutrients and other substances that the body needs and requires is the digestive system.
        
                    
             
        
        
        
Mutations are when a gene is damaged or changed which alters the genetic message. This effect proteins by causing DNA strands to become altered
        
             
        
        
        
Answer: E) Emesis from irritation of the stomach.
Explanation:
The gastroesophageal reflux disease, is a disorder of digestive system which affects the esophageal sphincter. Many people suffer from heartburn or acid indigestion caused by this disease. The overweight and pregnant individuals suffer from this disease.  
In normal process of digestion, the esophageal sphincter opens to allow food to pass into the stomach and close so as to prevent food and acidic juices from stomach from flowing back to the esophagus. This disease makes the esophagus sphincter weak , that causes the stomach's contents to move up into the esophagus, this may result in vomiting. The acids in the stomach may cause ulcers. 
 
 
        
             
        
        
        
Answer:
False
Explanation:
Since its start in 1993, Afro-futurism  offers a wide array of expressions by connecting the the existing traumatic mentality surrounded by astro blackness consciousness to the varied possibilities with in the world. It connect the emerging black identity with the techno cultural advancement around the world imbibing several changing parameters such as digital networks, software platforms, human technologies, algorithms, migration etc. It aims to provide a lens through which black and African culture can see the possible futures  and realities. 
Hence, the given statement is false
 
        
             
        
        
        
Answer: 18°24'
cos 
Explanation:
Use equation for cos α=b/c
b=32
c=40
cosα=32/40
cosα=4/5
csc=71.62°
α=71.62°
90°+α+β=180°
β=180-α-90
β=180-71,62-90
β=18.4°
β= 18°24'