In the mitochondria, the powerhouse of the cell.
Answer:
The levels, from smallest to largest, are: molecule, cell, tissue, organ, organ system, organism, population, community, ecosystem, biosphere.
Explanation:
It becomes inactive in the stomach because of the stomach having a MUCH greater PH level then the mouth. It is typically 1.0-2.0 in the Stomach which is extremely acidic which causes it to change shape and therefore inactive.
Greenhouse is due to excess of CO2 , Methane gas !! It has both benefits and demerits !!
Verdade? Não tenho certeza.......