Chromosome number of paial hydatidiform mole most commonly is:-
Complete mole Paial mole No fetal tissue Fetal tissue present in a paial mole 90% are 46, XX, and 10% are 46, XY. All chromosomes are of paternal origin 69, XXX most common , or 69, XXY An Empty oocyte is feilized by a haploid sperm (which then duplicates its chromosomes), or, an empty oocyte is feilized by 2 sperms This results from feilization of a haploid ovum by 2 sperms, both carrying X chromosome mostly Diffuse swelling of Chorionic villi Scalloping not seen Paial Swelling of chorionic villi Scalloping of villi seen There is diffuse trophoblastic hyperplasia Focal hyperplasia of trophoblastic tissue
46 XX
45 XO
46 XXY
69 XXX
NEET 2019