Most lethal karyotype is?
Most lethal karyotype is 45,YO Monosomy is more dangerous than trisomy. Turner Syndrome(X0) is only monosomy compatible with life. 45,YO karotype is fetal in utero and not compatible with life Monosomy In Autosomes In Sex Chromosome Not found Lethal Turner Syndrome (XO) Viable
45, YO
45, XO
47, XXY
48, XYYY
Basics of genetics