A baby’s gender is determined by the sperm cell that fertilizes a woman’s egg. Sperm carries one sex chromosome, either a Y (male) or X (female). To better understand, let’s look at how sperm develop. A human sperm results from the division of a cell containing 46 chromosome pairs, including one pair of sex chromosomes: one X and one Y.
One of the most exciting things about having a child is learning the gender of the baby. Many people choose to find out as soon as possible, while others decide to keep it a surprise. Although you may not see sex organs on a sonogram for weeks, a baby's sex is determined long before it arrives in the world.
I'm often asked if you can tell the baby's sex by the heart rate—based on the myth that one sex is faster than another—but that's just an old wives' tale.
At conception, the babies sex is determined by chromosome characteristics - The genetic sex of a child is established at conception based on the 23rd pair of chromosomes it inherits from the parent. The mother's egg contains an X chromosome, and the father's sperm will contain either an X or Y chromosome. It is the male (or rather the male's.
Deciding Baby's Sex. And finding an association between dietary habits or intercourse timing or other approaches and having more girl or boy babies is different than finding a cause and effect Author: Kathleen Doheny.