Who proposed the polynucleotide model of DNA in 1919 from work on yeast?
AAlfred Hershey
BRosalind Franklin
CMarshall Nirenberg
DPhoebus Levene
Answer & Solution
Correct answer: D. Phoebus Levene
Phoebus Levene's yeast biochemistry led him to describe DNA as a chain of nucleotides.
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