A dead born fetus does not have

Ans. is 'b' i.e. Adipocere formation All the four can be seen in a dead bom fetus but adipocere formation being rare should be the answer."A dead born child is one which has died in utero and may show signs of rigor mortis, maceration or mummification *"Rarely a child which has remained surrounded in amniotic fluid after death may get converted into adipocere".Rigor mortisRigor mortis is common in a dead born fetus before birth causing difficult labour. The most common cause of such rigor mortis is antenatal haemorrhage.MacerationIf the dead fetus remains for some time in the uterus surrounded by liquor amnii but without air, an aseptic autolysis of the foetus occurs. This is known as macerationMummificationIt occurs when death of a foetus results from a deficient supply of blood or when liquor amnii is scanty and when no air has entered the uterus. In this condition the fetus is dried up and shrivelled.