Hey there!
El Nino typically involves waters with a warmer than usual surface temperature, a flatter thermocline (cooler water moves to the surface), and weaker trade winds. As for La Nina, think of it as the opposite of El Nino. There will be stronger trade winds, and cooler surface water temperatures.
Hope this helps!
DNA??? I’m not sure but I’m saying DNA hope I helped!
the bacteria would colonize on the teeth and help prevent the child from developing cavitie.