Answer:
Earth's Upper Atmosphere. And Volcanoes.
I'd mark answer B :) technically it means that you must eat enough food rich in those aminoacids because they can't be synthesized by the organism.
The answer is A btw you don’t have to use that chart the best way to do or the easy way to do it by doing it on the amino acid wheel it’s much better and faster.
Let me know if you have any questions:)
Without sunlight plants can undergo photsynthesis and cannot produce oxygen for humans to breathe and would cause the humankind to go extinct.
1) aluminum
2) copper
3) white paper
