55. Which of the following statements regarding John Gurdon's experiments for nucleus transfer is correct?
(A) Frog eggs were enucleated by laser treatment.
(B) Donor nucleus from frog intestine cells cannot be developed into a tadpole.
(C) Donor nucleus from less differentiated cells are less likely to be developed into a tadpole.
(D) He concluded that the more differentiated cells may generate changes in the nucleus.
(E) None of the above.
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