Jupiter, Saturn, Uranus, and Neptune.
        
                    
             
        
        
        
Answer:
a. deterioration of neurons that produce the neurotransmitter acetylcholine.
Explanation: 
Alzheimer's disease -  
It is a disease associated with memory , it is a type of dementia . 
The initial stages of the disease is the remember new things , the day to day task becomes very difficult with time . 
During this disease the neurons get deteriorated day by day , which are responsible to produce the acetylcholine . 
Hence , the correct statement about Alzheimer's disease is ( a ) . 
 
        
             
        
        
        
Answer:  
             The correct answer is NUTRIENT CONTENT CLAIM
.
Explanation
               In markets you have seen a lot of fast food items which are labelled with tag in which nutrients composition along with their quantity in gram is also mentioned. It tells about the nutrients variety and their quantity. This is a nutrient content claim.  
 
        
             
        
        
        
Answer:
Plant cells have cell walls while animal cell do not.
Explanation:
 
        
                    
             
        
        
        
Answer: Respiration in Animals.
Explanation:
This is a   body systems which involves the  intake of oxygen, and the release of carbon dioxide ,(breathing),for the breakdown of digested food substances for example  (glucose), to generate energy.
Most organisms make s use of oxygen for survival they are aerobes, while some organisms  thrived in absence of Oxygen; these are anaerobes.The