The most abundant source of methane in the globe is coal-fired power plants.
Answer:Antibiotics disrupt essential processes or structures in the bacterial cell. This either kills the bacterium or slows down bacterial growth. Depending on these effects an antibiotic is said to be bactericidal or bacteriostatic.
"Hydrogen Bonds" is the correct answer
I believe it is “animals and plants caanot directly use all the nitrogen found in our atmosphere”
