First of all, I would like to note that in the absence of any reasonable hypotheses of mother’s control of offspring sex in birds, we propose a mechanistic model showing a possible path of events based on the known scientific facts and assumptions accepted in the scientific community.I do not pretend that our hypothesis is an ultimate truth, but I do believe that it provides a starting point for discussion and a theoretical framework to plan experimental testing.Our hypothesis is based on the PB and a pronucleus nuclei developmental equipotential.
The main demand of protest participants was to decriminalize sex work in Ukraine, or more specifically, to revoke the administrative punishment for prostitution provided in the Article 181-1 of the Administrative Code of Ukraine.
Pavlo Skala, from the Public Health Alliance, was the first participant to arrive to the square in front of the Ukrainian Parliament.
Valeria Costa-Kostritsky is a French journalist based in London.
She writes about politics, women's rights and social issues for publications including L'Obs, the London Review of Books and Index on Censorship.
I appreciate the thoughtful comments by Eszter Szász and Balázs Rosivall on our article (Tagirov and Rutkowska 2013) and would like to respond to some of the issues raised and to clarify some, in my opinion, misunderstood points of our hypothesis.
The first argument of the authors is the lack of sufficient scientific data about the exact mechanism of gynandromorph formation.
According to human rights campaigners, there are some 80,000 sex workers in Ukraine who feel vulnerable -- particularly to police abuse due to their profession being outside the law.
Being illegal in Ukraine, prostitution is punishable by a fine up to 255 hryvnias (/euros)."We want our state to protect us.
I think that there was some misunderstanding of this issue, most likely because we used the expression “failure of extrusion of a polar body” and did not describe this point in detail in our article.
In the normal conditions, PBs and supernumerary male nuclei are pushed to the periphery of the active cytoplasm immediately after fertilization occurs, thus preventing their further development (Perry 1987).
Birds have become an especially popular model to study sex ratio (SR) manipulation.