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Animal
2
Bufo arenarum
2
Carbon Isotopes
2
Chromatography, Ion Exchange
2
Chromatography, Paper
2
Electrophoresis, Paper
2
Female
2
Fertilization
Nucleoside Diphosphate Sugars
2
Nucleotides
2
Ovary
Ovum
animal
2
article
carbon
2
embryology
2
female
2
fertilization
2
ion exchange chromatography
2
nucleoside diphosphate sugar
2
nucleotide
2
oocyte
2
ovary
2
paper chromatography
2
paper electrophoresis
2
toad
2
-
1
-
2