Zobrazeno 1 - 3
of 3
pro vyhledávání: '"Sebastiaan Ruinard"'
Autor:
Liliane C. D. Wijnaendts, Johan A. J. Metz, Marc J. Steigenga, Sebastiaan Ruinard, Frietson Galis, Tom J. M. Van Dooren, Andrea Witkam, Johan D. Feuth
Publikováno v:
Evolution. 60:2643-2654
Why do all mammals, except for sloths and manatees, have exactly seven cervical vertebrae? In other vertebrates and other regions, the vertebral number varies considerably. We investigated whether natural selection constrains the number of cervical v
Autor:
Marc Steigenga, Frans Helmerhorst, Jurien De Koning, Ans Tijssen, Sebastiaan Ruinard, Frietson Galis
Publikováno v:
Animal Biology. 56:63-68
The presence of a rib on the seventh cervical vertebra (a cervical rib) represents one of the most common intraspecific variations of the number of cervical vertebrae in mammals. Cervical ribs are highly associated with stillbirths, congenital abnorm
Autor:
Frietson, Galis, Tom J M, Van Dooren, Johan D, Feuth, Johan A J, Metz, Andrea, Witkam, Sebastiaan, Ruinard, Marc J, Steigenga, Liliane C D, Wijnaendts
Publikováno v:
Evolution; international journal of organic evolution. 60(12)
Why do all mammals, except for sloths and manatees, have exactly seven cervical vertebrae? In other vertebrates and other regions, the vertebral number varies considerably. We investigated whether natural selection constrains the number of cervical v