Answer:
Dengue fever is a painful, debilitating mosquito-borne disease caused by any one of four closely related dengue viruses. caused When a mosquito bites a person infected with a dengue virus, Then, when the infected mosquito bites another person, the virus enters that person's bloodstream and causes an infection.
 
        
             
        
        
        
Answer:
El Proyecto Genoma Humano (PGH) fue un proyecto internacional de investigación científica con el objetivo fundamental de determinar la secuencia de pares de bases químicas que componen el ADN e identificar y cartografiar todos los genes de un genoma humano promedio desde un punto de vista físico y funcional, incluyendo
Explanation:
 
        
                    
             
        
        
        
Answer: The statement is false 
Explanation:
A community refers to a group of plants and animals that occupy a given area and can adapt to the conditions of their environment. Hence, community include biotic factors (living organisms) and abiotic factors (non-living factors like soil, weather etc).
Thus, the statement is false 
 
        
                    
             
        
        
        
Answer:
respiratory system
Explanation:
The bronchi become smaller the closer they get to the lung tissue and are then considered bronchioles. These passageways then evolve into tiny air sacs called alveoli, which is the site of oxygen and carbon dioxide exchange in the respiratory system.
 
        
             
        
        
        
B. Cell membrane 
Remember cell membrane is the structure aka “wall of the house” is the clear boundary between the cells internal and external environments:)) 
Hope this helps