Assertion: nucleotide | /r/HasProperty | linked
Facets:
value: together
type: MANNER
Source sentences:
text: Levene was correct in identifying the three parts of a nucleotide, and determining that nucleotides were linked together to make DNA; however, in 1928, he also incorrectly proposed that one of each of the four nucleotides was linked together in a small circular molecule and that these "tetranucleotides" were the basis of DNA (Levene and London,1928) (Figure 1).