Answer:
b. antiport
Explanation:
In Antiport, 
the molecules that are being transported moves in the opposite direction to the driving ion. The opposite of antiport is symport
 
        
             
        
        
        
Answer:
Las bacterias pueden utilizar la mayoría de los compuestos orgánicos y algunos inorgánicos como alimento, y algunos pueden sobrevivir a condiciones extremas.
 
        
             
        
        
        
4 atoms of Hydrogen can chemically bond to a single Carbon atom.
        
             
        
        
        
Maybe D but at the same time it could be A
        
             
        
        
        
Option C 100mv because the membrane goes from -70 mV to +30 mV. Thus, during the action potential, the inside of the cell becomes more positive than the outside of the cell.