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The quantum
Hormones
The particle nature of light
Special relativity
The nucleus of the atom
The size of the cosmos
The arrangement of atoms in solid matter
The quantum atom
The means of communication between nerves
The uncertainty principle
The chemical bond
The expansion of the universe
Antibiotics
The means of production of energy in living organisms
Nuclear fission
The movability of genes
The structure of DNA
The structure of proteins
Radio waves from the big bang
A unified theory of forces
Quarks : a tiniest essence of matter
The creation of altered forms of life.

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