00:01
So in living creatures, you're going to see that we have a lot of oxygen, carbon, nitrogen, and hydrogen in our bodies.
00:13
This is just because these elements make up all the organic molecules that are just stuffed in our bodies.
00:20
So proteins, carbohydrates, fats, and including our dna too.
00:25
And non -living things.
00:27
So like our atmosphere, rocks, land, earth, water, everything else.
00:35
There's a lot of oxygen as well, but there's also a lot of iron, silicon, and aluminum.
00:46
Except for iron, everything else is different...