ok so i know that a homolgous chromosomes are the two chromosomes composing a pair have same length, centrosome position, and stain pattern. but sometimes ...Homolgous chromosomes can also be non-identical chromosomes that contain information for the same biological features and contain the same genes at the same loci but possibly different genetic information
...right????
k so i am confused ....it says we inherit i chromosome from each parent ( chromosome is basicaly 1/2 of X what i mean is a line : / )
so on the karyotype it has 22 pairs of homolgoues chromosomes = 46 homolgoues chromosomes?
= 46 x 2 = 92 chromosomes right?
so then that dvided by 2 is 46 chromosomes ....so then why do they say 23 chromosmes from each parent?
shouldn't it be 23 homolgouse pairs / pairs /duplicated chromosomes?
very confused because in one chapter it says the X = duplicated chromosomes and / is a chromosome ( sorry the closest thing to a isual)
on the other chapter it sems like a chromosome = X
2007-11-19
19:07:58
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3 answers
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asked by
lubp@sbcglobal.net
2
in
Biology