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XY sex-determination system


The XY sex-determination system is the sex-determination system found in humans, most other .... Hormone levels in the male parent affect the sex ratio of sperm in humans. .... Jump up ^ Suzanne Wym...

does the male or female parent determine sex of baby | Mom ...


Oct 24, 2007 ... Baby gender before the birth and conception. Baby gender by photo of parents only. To do this I have a group at facebook. Group is called ...

Girl or Boy? What decides your babys gender, chance, sexual ...


Girl or Boy Baby Gender - At conception, gender is determined by chromosome ... at conception based on the 23rd pair of chromosomes it inherits from the parent. ... Other old wives tales on determining the sex of your baby include: Make love ...

Gender Selection: Can Your Habits Determine the Sex of Your Baby?


Experts explain whether diet, timing, and changing body chemistry can really help parents-to-be determine the sex of their baby.

Determining the Sex of Offspring - Infoplease


Which sex carries the genes to determine the sex of the offspring... basically, which parent decides the gender of the baby? The Answer: The sex of a human baby is determined by the composition of its sex chromosomes (a single distinct pair ...

What determines the sex of a baby? - Fetal Development Basics ...


Sperm dictates the sex of the fertilized egg. However, a lot of mutual factors contribute to gender, including as the egg's receptivity to the male's chromosomes.

Gender Determined - The Bump


Q&A: Gender determination? - Find out how your baby's gender is determined. Get more fertility questions ... The sex of a baby is determined by two sex chromosomes inherited from both the genetic parents. A baby will normally inherit one ...

Basic Genetics > Genetics > HoG Handbook > Hemophilia of Georgia


The sex chromosome pair determines if a child will be a boy or a girl. A woman's ... An egg or sperm only has half of the parent's sex chromosome pair. An egg ... Since the sex chromosome that is made is XX, the cell will grow into a girl baby.

What genes can say about your baby-to-be - Pregnancy & Newborn ...


At conception, mom and dad's chromosomes mingle to determine baby's sex. ... genes from each parent are involved [in aspects of baby's appearance].

Can You Choose the Sex of Your Child?, on MedicineNet.com


May 5, 2003 ... Several options are available for choosing the sex of your child, but none ... parents have a number of options for choosing the sex of their child.

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More about why dad determines the sex of the child - Understanding ...


Apr 5, 2012 ... What we can say is that dad's sperm determines whether a baby wi. ... Which parent decides whether a baby will be a boy or a girl? -A curious ...

Male Genes Really Determine Baby Gender, Says Study - Science 2.0


Dec 14, 2008 ... Men determine the sex of a baby depending on whether their sperm is ... "The gene that is passed on from both parents, which causes some ...

Boy or Girl: How Genetics Determine Your Baby's Gender - Parents


Boy or Girl: How Genetics Determine Your Baby's Gender. The process by which your baby becomes a boy or a girl, according to what's written in his or her ...