Question

plz explain this property ​

Answer 1

Answer:

because what do we need to stay alive oxygen if we are not alive then how we are going to breakdown food and get energy

Explanation:

for metabolism we need to be alive and oxygen is the source

Answer 2

Answer:

Yes, we can break down food without oxygen because some amount ATP I.e Adinosine tri phosphate is stored in each organ which let the conversions of micro molecule from macromolecules with the help of enzymes.This process is taken place during digestion

Whereas Oxygen is an life air for human because humans are biologically addicted to inhale O2 and exhale CO2.

It is mainly responsible for respiration and to supply O2 in body tissues