The indigestible carbohydrates that
are found in plant cell walls are called dietary fibers. Dietary fibers are
group of complex carbohydrates that is found mostly in vegetables, fruits and
legumes. They include beans, whole grains such as wheat, nuts etc. Dietary
fibers cannot be digested in mammals because the body lacks digestive enzyme that
is required to break them down. 
 
        
             
        
        
        
Answer: B. It could disrupt the rate of respiration
In a way, a disorder in the endocrine system may affect the respiratory system of a person. This is due to the fact that an endocrine condition may directly affect the respiration of a patient. 
        
             
        
        
        
1. It does this to protect host's cells and keep the virus in the same spot so white blood cells can kill them. 
2. Aids are not caused by bacteria because what causes it is a sexual disease.
3. A vaccine is the disease but a weakened form so then the white blood cells can learn how to kill the disease but antibiotics can only slow down the disease so that the white blood cells can kill it. 
I hope this helps you.
        
             
        
        
        
D.cyanobacteria hop that this helps some