In the very early stages of pregnancy, a baby has a structure called a Wolffian duct. These become the male sex organs. These change as a female grows to become the Mullerian duct. This is where ...

Every mammalian embryo, regardless of sex, possesses primitive reproductive tracts called the Wolffian and the Müllerian ducts. Around 16.5 embryonic days, one of the two ducts is maintained ...

The Mullerian ducts are the embryological precursors of the female reproductive tract, including the uterus; anti-Mullerian hormone (AMH) has a key role in the regulation of foetal sexual ...

The new research overturns that idea, showing that making female reproductive organs is an active process that involves dismantling a primitive male tissue called the Wolffian duct. In males ...

These are the primitive sex cells that will form eggs and sperm. If bird becomes male, Wolffian ducts develop into vas deferens or sperm duct and Mullerian ducts atrophy. The reverse occurs in the ...

A: The human embryo contains two structures that contribute to the reproductive system – the Wolffian duct and the Mullerian duct. If the person has XY chromosomes, the SRY gene on the Y ...

Abnormalities of the Mullerian duct can affect another duct that develops in the fetus, called the Wolffian duct. Malformations of the Wolffian duct can cause kidney issues. This complication ...

The Wolffian, or male, duct structures do not form because of the lack of response to androgens. The Müllerian, or female, duct structures do not evolve because the testes still release MIS.

Normally, in the early stages of gestation, a foetus has both Mullerian and Wolffian (that form into male reproductive organs) ducts. After a few weeks, specific hormones influence whether the ...

These are the primitive sex cells that will form eggs and sperm. If bird becomes male, Wolffian ducts develop into vas deferens or sperm duct and Mullerian ducts atrophy. The reverse occurs in the ...