Answer:
The correct answer is option d) nutrients absorption.
Explanation:
The stomach has several important functions.  Mechanically digestion involves the contraction of muscles of the stomach and churning of the food to enhance digestion. The secretion of HCl and enzymes is an important role of the stomach for digestion.
Nutrient absorption is a major function of the intestine specifically small intestine for nutrient absorption.
Thus, the correct answer is d) nutrients absorption.
 
        
                    
             
        
        
        
Twelve pairs of ribs are attach to the second spinal region which is called the thoracic. Thoracic spine is kyphotic. Kyphotic means excessive curvature of the spine as it occurs in thoracic and also sacral regions. Thoracic spine is located in the chest area.The ribs are attach to the thoracic spine and protect the vital organs that is located thoracic spine region.
        
             
        
        
        
Explanation:
I'm assuming this is a T or F question. The answer is F, because the mitochondria of an animal would produce vitamin D, so the answer is F.
 
        
             
        
        
        
Chemically speaking, enzymes are composed of chains of amino acids, and they are considered to be a type of protein.
        
             
        
        
        
They both excrete wastes. meaning they both are able to release waste.