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Why is the ratio of neutrons to protons greater in the heavier elements?
Charles Darwin
A British naturalist who proposed the theory of biological evolution by natural selection, documented in his 1859 book "On the Origin of Species".
Competition
The rivalry among businesses or individuals for resources, recognition, or market dominance, which can drive innovation and efficiency.
Land and Freedom
Can refer to a political or social movement advocating for land reform, or the title of various historical works and movements seeking equitable distribution of land.
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