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Which of the following has been recently...

Which of the following has been recently used for increasing productivity of super milch cow

A

Artificial insemination by a pedigreed bull only

B

Superovulation of a high production cow only

C

Embryo transplantation only

D

A combination of superovulation, artificial insemination and embryo transplanation into a 'carrier cow' (surrogate mother)

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Verified by Experts

The correct Answer is:
D
Superovulation (more ova and hence more embryo),Embryo transplantation and surrogate mother also help improve breeds.
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