Lower levels of adrenalin/noradrenalin in its blood

Lower levels of blood testosterone

Higher levels of thyroxin

Higher levels of cortisone

In the eight cell stage the individual cells are separated under electrical field for further development in culture media

The egg is divided into 4 pairs of cells which are implanted into the womb of other cows

In the eight cell stage, cells are separated and cultured until small embryos are formed which are implanted into the womb of other cows.

From this upto eight identical twins can be produced

Crossing of two inbred parental lines

Bombarding the seeds with DNA

Harvesting seeds from the most productive plants

Inducing mutations

Salmonellosis

New Castle disease

Pasteurellosis

Coryza