This ability, called parthenogenesis, appears to be an ancient trait shared between crocodilians, birds, and dinosaurs. Which means part of Jurassic Park may actually have been able to happen.
Real bones of same; vertebrae and pelvic (this is the “Frick specimen”). Metaxytherium (current name), an ancient and large fossil dugong/seacow. Skull is in left side view. (that may help, as their skulls are odd!) Anthracotherium upper jaw: ancient hippo-cousin. Prolagus: the ...
The cell-mediated immune response has been also monitored from urine in a range of primates by the quantification of neopterin, a biomarker that increases when an acute inflammation is present [114,118,119,120,121,122,123]. Metabolic state has also been assessed by measuring urine ...
2016, 4, 36 11 of 22 A recent study in amphibian embryos demonstrated that irx3 is expressed in an area that includes the presumptive ZLI whereas its close relatives irx1 and irx2 are expressed only in the presumptive thalamus posterior to it. The combination of irx3, barhl2 and otx2 (...