Results 221 to 230 of about 984,208 (273)

Thermosensitivity of the sex differentiation process in the African catfish, Clarias gariepinus: Determination of the thermosensitive period

Aquaculture, 2016
Abstract Gonadal sex differentiation in gonochoristic fish is generally labile and under the control of two interacting processes: genetic sex determination (GSD) and environmental sex determination (ESD). Numerous experimental studies deal with temperature induced-sex differentiation in teleosts, but none focused on the African catfish Clarias ...
Santi, Saïdou   +5 more
openaire   +3 more sources

m6A modulates neuronal functions and sex determination in Drosophila

Nature, 2016
Tina Lenče   +10 more
semanticscholar   +3 more sources

Cellular calcium and redox regulation: the mediator of vertebrate environmental sex determination?

Biological Reviews of The Cambridge Philosophical Society, 2020
Many reptiles and some fish determine offspring sex by environmental cues such as incubation temperature. The mechanism by which environmental signals are captured and transduced into specific sexual phenotypes has remained unexplained for over 50 years.
M. Castelli   +3 more
semanticscholar   +1 more source

The sex determination process in maize

Science, 1994
Maize partitions the sexes into different flowers on the plant, a condition called monoecy, which facilitates outcrossing. Sex determination in maize is a complex process involving an interplay between genetic determinants, the environment, and hormones.
S L, Dellaporta, A, Calderon-Urrea
openaire   +2 more sources

Role of mastoid process in determination of sex

Research Journal of Pharmacology and Pharmacodynamics, 2015
The aim of this research is to evaluate mastoid process using human skull for determination of sex. The main purpose of this research is the ability to examine and determine the sex for unidentified using mastoid process. 50 male and 50 female undamaged skulls were examined. The parameters like mastoid process size and index were examined.
E.P. Thejeswar, M.S. Thenmozhi
openaire   +1 more source

Determination of Sex from Mastoid Process By Discriminant Function Analysis

Journal of Anatomical Society of India, 2010
Sex determination is vital for the identification of an individual. Often fragmentary remains are available for forensic identification making sex determination difficult. The mastoid region, a fragmentary piece of skull, is ideal for studying sexual dimorphism as it is resistant to damage due to its anatomical position at the base of skull.
null Sumati, VVG Patnaik, Ajay Phatak
openaire   +1 more source

Sex determination using the mastoid process using South Indian skulls

Research Journal of Pharmacy and Technology, 2016
Sexual dimorphism plays an inevitable role in forensic science. Mastoid process shows evident difference between male and female skulls. This study aims to determine the sex of 50 dry South Indian skulls using mastoid process. Sexual dimorphism using skulls has been quite a task in forensic science. This study aims to contribute towards it.
B. Geethika, null Thenmozhi
openaire   +1 more source

Yes, polygenic sex determination is a thing!

Trends in Genetics
The process of sexual development in animals is modulated by a variety of mechanisms. Some species respond to environmental cues, while, in others, sex determination is thought to be controlled by a single 'master regulator' gene.
Thomas D. Kocher   +4 more
semanticscholar   +1 more source

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