It is released through nitrogen - fixing bacteria
Answer: digestive is the correct answer
Traits that are passed down on an X or a Y chromosome are sex-linked traits. Most of the time males are affected by sex-linked traits because males only have one X and a Y. The Y is the chromosome that makes a man, a man.
The eye doctor is the most recent developments in using lasers for surgical eye procedure
This question is very broad, so one possible answer that's is also very broad is that they can form many other chemical compounds.