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Keywords: embryo.
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Journal Articles
J Exp Biol (1991) 156 (1): 81–99.
Published: 1 March 1991
...S. R. Soffe ABSTRACT Embryos of the frog Rana temporaria up to and around the time of hatching show a range of rhythmic and non-rhythmic movements. These may occur spontaneously or in response to lightly touching the skin of the trunk or head. The first response to touching one side is usually...