The Method Used to Produce the Cloned Sheep,Dolly,was

Question

The method used to produce the cloned sheep,Dolly,was
A) embryonic stem cell transplantation.
B) polymerase chain reaction.
C) short tandem repeats.
D) somatic cell nuclear transfer.

Accepted Answer

The method used to produce the cloned sheep, Dolly, was somatic cell nuclear transfer. This involved taking the nucleus from a somatic (body) cell of an adult sheep and transferring it into an egg cell that had its nucleus removed. The resulting embryo was then implanted into a surrogate mother and allowed to develop into a cloned offspring.