Question

give scientific reasons. 1) oxygen is necessary for me​

Answer 1

Oxygen fuels our cells and helps provide the basic building blocks that our bodies need to survive. ... Every day, about seven hundred billion cells in our bodies wear out and must be replaced. Without oxygen, our bodies cannot build these new cells. Oxygen is also a particularly important part of our immune system.

Answer 2

Answer:

Oxygen is necessary for the complete oxidation of glucose.

Explanation:

Hope it helps you.