Crossword puzzle clue "scientific discovery of 1869"

Here are the possible solutions for scientific discovery of 1869 clue

Answer
Clue
Relevancy
dna
Clue
Scientific discovery of 1869
argon
Clue
Scientific discovery of 1894
Definition
an inert gaseous element
firstforknowledge
Clue
Brand-new scientific discovery?
helium
Clue
Scientific discovery of 1868
Definition
a gaseous element
higgsboson
Clue
Scientific discovery nominated for Time's 2012 person of the year
neon
Clue
Scientific discovery of 1898
Definition
a gaseous element
ahl
Clue
U.S. painter-sculptor: 1869-1953
berlioz
Clue
Symphonie fantastique composer, d. 1869

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