Topic: X Chromosome Inactivation in Humans
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What happens to x chromosomes that are inactivated?
Inactivated X chromosomes commonly appears in females, in which on... Read More »
Source: http://www.chacha.com/question/what-happens-to-x-chromosomes-that...
What is the process of x chromosome inactivation and what is it c...
Inactivation of an X chromosome requires a gene on that chromosome ... ...MORE... Read More »
Source: http://www.chacha.com/question/what-is-the-process-of-x-chromosom...
What is the dense region in the nucleus of female cells that form...
The dense region that forms in the nucleus of female cells when one of the X chromomes is randomly inactivated is called The Barr Body. Read More »
Source: http://wiki.answers.com/Q/What_is_the_dense_region_in_the_nucleus...
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X Chromosome Inactivation in Humans
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Answers to Other Common Questions
X-inactivation occurs early in embryonic development. I...
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Source: http://www.chacha.com/question/how-does-x-chromosome-inactivation...
if i remember correctly it is a barr body... i am pretty certain of this
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Source: http://answers.yahoo.com/question/index?qid=20090111115510AAeJ5Wx
It because of dosage compensation. To understand dosage compensation you have to remember that males have only one X chromosome. So, the female to balance this in the male has evolved to also have only one X chromosome turned on. This is ca...
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Source: http://answers.yahoo.com/question/index?qid=20081119073034AAXiAtm
Nobody knows yet exactly how many genes there are on any human chromosome. Here are some recent figures: X chromosome 1529 genes (155 million base pairs) Y chromosome 344 genes (57 million base pairs). However, these should be regarded as a...
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Source: http://wiki.answers.com/Q/How_many_genes_are_on_the_human_x_and_y...
50% of the sperms carry X chromosome and 50% Y chromosome
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Source: http://wiki.answers.com/Q/What_percent_of_human_sperm_carry_on_X_...
Answer X and Y chromosomes, just like any other chromosomes, lay in every cell in the human body that have a nucleus. In a male's generic cell there are 22 pairs of chromosomes, and X and Y. In a female's generic cell there are 23 pairs, on...
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Source: http://wiki.answers.com/Q/How_and_where_x_and_y_chromosomes_are_p...
