Answer: D.
The  E. reticulum and Golgi bodies are concerned with secretion and synthesis of molecular substances e.g protein , lipids and steroid. Therefore these cellular organelles should contain   Plasma B cells  and  Islets of Langerhans.  for protein  hormone synthesis(insulin) and antibodies production
Explanation:
 
        
             
        
        
        
Answer:
a. Undefined  
b. Bacteria
c. Viruses
d. Parasite
e. Bacteria
f. Parasite
Explanation:
In the first case is imperative to obtain more information in order to determine the causes of this contagious disease (contaminated seafood may be associated with different types of infections).
<em>Vibrio vulnificus</em> is a Gram-negative pathogenic bacterium associated with the consumption of contaminated oysters. <em>V. vulnificus</em> causes gastroenteritis, necrotizing infections and invasive sepsis.  
Jaundice is a condition caused by hepatitis A, B and E viruses, it is a disease associated with poor liver function and the destruction of red blood cells.  
<em>Cryptosporidium parvum</em> is a protist parasite (Phylum Apicomplexa) that causes the diarrheal disease cryptosporidiosis. <em>C. parvum</em> parasite is present in contaminated foods and water.
<em>Salmonella enterica </em>is a Gram-negative bacterium transmitted by eating contaminated foods, which causes severe diarrhea, fever and abdominal pain. Salmonella infection may also cause inflammatory diseases and dehydration.
<em>Thichinella spiralis </em>is a parasitic nematode that causes the trichinosis, a disease where larvae migrate to muscle, thereby producing muscle pains and serious pathologies. Trichinosis is caused by eating undercooked meat from contaminated animals.
 
        
             
        
        
        
Answer:
c. It is a systemic inflammatory disease.
Explanation:
One of the main characteristics of rheumatoid arthritis is that is a systemic inflammatory disease. This disease can affect the entire body and is not just localized to the individual's joints. In many cases the disease has been known to attack an individual's skin, eyes, lings, heart and even the blood vessels within the individual's system.
 
        
             
        
        
        
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In the majority of cases it is metamorphosed Sandstone