The Swiss biochemist who, in 1868, discovered DNA was
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Robert Feulgen
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Alfred Mirsky
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Friedrich Miescher
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None of the above
C
Correct answer
Explanation
Friedrich Miescher was a Swiss physician and biochemist who isolated nuclein (now known as DNA) from white blood cells in 1869. He is credited with the discovery of DNA as a distinct chemical substance, though he did not understand its genetic significance.