The 23 chromosome pairs, made up of 3 billion base-pairs, 22 chromosomes of which are autosomal and one which is an allosome, or sex chromosome.

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How can stem cells be counted in body?

In the study of supercentenarian woman here, it was found that all her blood cells are formed from only two stem cells (ancestor stem cells). How scientists can distinguish cell ancestors? Aren't ...
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condensed protocol for sequencing a portion of human DNA from buccal sample

Anyone have a short & sweet protocol for PCR amplifying a region of human DNA (chromosomal or mt, I don't care) extracted from a buccal sample: including validated primer sequences and preferred ...
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Referencing the homologous chromosomes

There exist a co-ordinate system from chromosomes like "12p11.3". In this system, first integer range from 1 to 23 i.e it takes homologous chromosomes as a pair. If we want to distinguish among ...
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What is the genetic IQ?

I have asked Helmuth Nyborg how it is possible that average western IQ is going down and keeps growing at the same time, as he claimed in ...