Tag Archives: sex determination

Genetics and Molecular mechanisms of Sex determination in animals

By | April 27, 2021

Humans have long been fascinated by aspects of human sex differences and theories put forward towards understanding this difference can be traced back to era of Aristotle (335BCE). Aristotle proposed that the heat of the male partner during intercourse determined sex of the organism. It took many years and study involving diverse model organisms to understand… Read More »

Z chromosome linked DMRT1 determines sex in Birds

By | April 27, 2021

Andrew Sinclair’s group in Murdoch children research institute in Australia deciphered the mechanism involved in avian sex determination, which has been a long-standing mystery in the field of developmental biology. Prof Sinclair’s group focuses on sex determination, and aims to understand how genes control gonad development. Development of the gonads (testes or ovaries) requires the… Read More »

Female specific piRNA determines sex in silkworm

By | April 27, 2021

Men and women differ in many obvious ways and this sexual dimorphism results from the integration of two processes: sex determination and sexual differentiation. Scientists in the field unraveled the genetic and molecular mechanisms, which determines sex and this research mostly was aimed at understanding how the genes that encode proteins act as sex determinants.… Read More »