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What was known before Franklin and Wilkins conducted their studies of DNA? Select three options.

1 answer:

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Answer:

The study of DNA started much before the discoveries of Rosalind Franklin and Maurice Wilkins. Nucleus of cell was discovered by Robert Brown in 1831 but the material present inside the nucleus called "nuclein" (DNA) came from the studies of Johann Friedrich Miescher in 1869.

Explanation:

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