Hydrogen atoms are compressed
together by the enormous gravitational force
of the sun, causing them to fuse int a helium atom (which is heavier than
hydrogen), subatomic particles and enormous
release of atomic energy. The attached
picture shows the sequence of the main reaction
at the core of the sun.
Everything explodes without it. One sentence :)
If this helped i'd like if you could sub to my YouTube channel;
https://www.youtube.com/watch?v=DLylSpbnKYg
Friedrich Miescher in 1869
I think it might be the first one: hiv infections. (hope this helps!)
Answer: A
Explanation: There is no need to conduct and experiment if you already know the answer
