Multiple Choice
The proton-proton chain is
A) the specific set of nuclear reactions through which the Sun fuses hydrogen into helium.
B) the linkage of numerous protons into long chains.
C) another name for the force that holds protons together in atomic nuclei.
D) an alternative way of generating energy that is different from the fusion of hydrogen into helium.
Correct Answer:

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Correct Answer:
Verified
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