Answer:B
Explanation:bc all of the other ones was equal together and the concentration gradient could not spread them
Mycelium. I hope this helps. :-)
neutralisation is the process of converting an acid or a base into the pH value 7.The 2 things produced r hydrogen gas and a salt.
acid+base=salt+hydrogen gas.This often occured in your stomach. when you have gastroble you are eating tablets which are base and a reation take place with hydrocloric acid in it
hope it helps
