Charles Darwin first provided a lucid explanation of how gender differences evolve nearly
140 years ago. Yet, a disconnect remains between his theory of sexual selection and the …

Temperature-dependent sex determination (TSD), commonly found among reptiles, is a sex
determination mode in which the incubation temperature during a critical temperature …

As temperature-dependent sex determination (TSD) and homozygote or heterozygote
genetic sex determination (GSD) exist in multiple reptilian taxa, they represent sex …

Wildlife species have been recognized as sentinels of environmental health for decades. In
fact, ecological data on various wildlife populations provided the impetus for banning some …

Human and wildlife are exposed at critical periods of development to endocrine disruptor
chemicals (EDC) that may be responsible for reproductive disorders. To test the hypothesis …

The germinal epithelium, ie, the site of germ cell production in males and females, has
maintained a constant form and function throughout 500 million years of vertebrate …

In most eukaryotic genomes, tandemly repeated copies of 5S rRNA genes are clustered
outside the nucleolus organizer region (NOR), which normally encodes three other major …

In the vast majority of Animalia genomes, the 5S rRNA gene repeats are located on
chromosomes outside of the 45S rDNA arrays of the nucleolar organiser (NOR). We …

Background The precise mechanisms of hormone action responsible for the full course of
events modulating folliculogenesis in crocodilian have not been determined, although …

The features of rDNA amplification have been studied in oocytes of the red-eared slider
Trachemys scripta using a number of specific histochemical and cytomolecular methods. A …