and female. . . . the duality of the human race
is such an inescapable part of our existence that throughout much of history
few have ever wondered why it is so. Just as every person is irrevocably
allocated a sex at birth, so is sexuality
itself woven through the whole of human life."
conclusion, when all the meaningless
philosophical clutter is removed, is fascinating --men
and women are made in fundamentally different ways. That are not two
sides of the same coin. . . . they are more dissimilar than that. One
is original and one is derived."
may be the Y chromosome that makes the obvious difference between men
and women, but it is the X that makes them complementary rather than opposite.
It is the X that eventually reunites them."
of Kent, Edward Hanover, had a defective X Chromosome passed on to his
daughter, Alexandrina Victoria, who in 1837 became Queen of England!
Victoria's son had hemophilia, inherited from her father's family. Her
daughter, Alice's child Alexandra was to marry Czar Nicholas II and their
child the Czarevich Alexander.
twin women may differ in ways men never do because of the women's possession
of two X chromosomes.
chromosomes, the X chromosomes have to be inactivated in the female but
activated to be passed on to male offspring.
thing that is clear is that sexuality is far more complex than we ever
realized. Geneticists' understanding of sexual differentiation has much
advanced since" 1900s.
"Human beings are not simply male or female. . . . 'Intersexuality'
is a fact of life, and not a particularly rare one either."
stages of the sex-determination process can go wrong, and all in all these
bring the total up to about 1 percent of humanity who have a sexuality
that differs from XX – female or XY – male. . . . the human sexes are many and
varied, and while two predominate,the others form a continuous spectrum
that stretches between those two and beyond them."
importance of the X chromosome. It was discovered by chance, because
although it looks much like any other chromosome, it seems somehow different,
distant from the others."
"Unlike the brash male-making Y, it has
great depth and complexity that make it a far more interesting controller
of our destinies. It brings death and destruction to lone-X men
and complexity and confusion to dual-X women."
is essentially a cooperative venture."
should the parental origin of their X chromosome make any difference.?"
in the sociability of 'XO' women?
vestigial shriveled Y may play a minor role in actually making
embryos turn into boys [via the presence of the SRY gene] ... but... the
recurring theme of difference between men and women is the predominance of the X chromosome."