Answer:
cytoplasm
Explanation:
Bacteria as a prokaryotic cell and prokaryotic cells do not have true nucleus or membrane bounded organelles. Therefore all biological activities takes place in the cytoplasm of the cell as well as the enzymes needed for the synthesis of fatty acid are found in the cytoplasm.
 
        
                    
             
        
        
        
Thomas Hunt Morgan, who studied fruit flies, provided the first strong confirmation of the chromosome theory. Morgan discovered a mutation that affected fly eye color. ... Based on the inheritance pattern, Morgan concluded that the eye color gene must be located on the X chromosome.
        
             
        
        
        
One of the most intelligent invertebrate animal is the octopus. These animals belong to the cephalopod class of molluscs. These animals demonstrate relatively complex reasoning especially when capturing prey. They also demonstrate their intelligence by their communicating skills and some even show signs of learning. 
        
             
        
        
        
Answer: c) the anticipated geographical spread of a disease based on past observances.
Explanation: Prevalence simply means the widespread of a thing or condition. In epidemiology, prevalence can be defined as the total number of people in a population that is affected by a medical condition or total number of cases of a disease in a population in a given period of time. 
Expected prevalence of a disease is therefore the anticipated widespread of a disease or the anticipated total number of cases of a disease in a population based on past observed incidences.
 
        
             
        
        
        
They pollinate plants, which saves farmers work. Insects such as bees and butterflies help to pollinate plants.