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  • embryos
  • These "genetic scissors" have already been used to modify the genome of embryos and while the technique is still at its "embryonic" stage, it aroused fears because such experimentations "mess with" the hereditary heritage of humanity. (edgylabs.com)
  • A promoter region of 3600 base pairs (bp) was identified, which reproducibly directed reporter gene expression into specific regions of developing mouse embryos. (semanticscholar.org)
  • Medical Xpress)-Stanford University School of Medicine researchers have devised a two-part approach to identify developing human embryos most likely to result in successful pregnancies. (medicalxpress.com)
  • side
  • They may be highly-modified leaves on specialized condensed shoots (side branches), or they may be modified bud scales (also modified leaves, which cover an embryonic shoot). (blogspot.com)
  • forms
  • The telencephalon then forms two lateral telencephalic vesicles which develop into the left and right cerebral hemispheres. (thefullwiki.org)
  • NTDs develop in the first month of conception, so most mothers do not even know that they are pregnant when the NTD forms and affects the fetus. (arnolditkin.com)
  • With the hindbrain evident in casts of 500-million-year-old fossils of jawless fish , and all extant vertebrates showing the same basic hindbrain structure (with only agnathans evidently lacking the cerebellum), one can see exhibited both the unity of nature and evidence of newer forms coming on the foundation of earlier forms. (newworldencyclopedia.org)
  • cell
  • This ontology incorporates what can be defined histologically and begins to encompass other structures and cell types already identified at the molecular level. (nih.gov)