نتایج جستجو برای: angularity

تعداد نتایج: 199  

Journal: :Revista Brasileira De Zootecnia 2021

Estimation of genetic variability and correlations between production traits (milk yield, fat content, protein content) selected type (angularity, fore udder height, rear front teat placement, length, depth) was done using data sets 10,860 first-calving Holstein-Friesian cows raised in the territory Republic Serbia. Genetic variance covariance were obtained Restricted Maximum Likelihood (REML) ...

Journal: :Animal genetics 2012
E W Berkowicz D A Magee D P Berry K M Sikora D J Howard M P Mullen R D Evans C Spillane D E MacHugh

The regulation of the bioavailability of insulin-like growth factors (IGFs) is critical for normal mammalian growth and development. The imprinted insulin-like growth factor 2 receptor gene (IGF2R) encodes a transmembrane protein receptor that acts to sequester and degrade excess circulating insulin-like growth factor 2 (IGF-II) - a potent foetal mitogen - and is considered an important inhibit...

Journal: :Journal of human evolution 2016
Nayuta Yamashita Frank P Cuozzo Michelle L Sauther Emily Fitzgerald Andrea Riemenschneider Peter S Ungar

Determining the proximate causes of tooth wear remains a major focus of dental study. Here we compare the diets of three ring-tailed lemur (Lemur catta) populations and examine how different dietary components may contribute to patterns of wear-related tooth shape. Casts were made from dental impressions collected between 2003 and 2010 from lemurs in the gallery and spiny/mixed forests of the B...

1999
Peter Ungar Malcolm Williamson

Mammalian tooth form reflects the material properties of foods. Much research has focused on relationships between aspects of dental morphology and diet. Understanding these relationships allows us to infer feeding adaptations from the teeth of fossil forms. Most such studies have focused on unworn (rather than worn) teeth because these are easier to characterize and compare among species. Neve...

Journal: :Journal of the Korean Society for Aeronautical & Space Sciences 2017

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