Choose the correcte statement with reference to ''Dolly''

Options

A. She was created by taking nucleus from unfertilised egg
B. She was created by taking nucleus from udder cell and cytoplasm from unfertilised egg
C. She was created by taking cytoplasm from udder cells and nucleus from fertilised egg
D. She was created in the test tube

Answer

B

Explanation

Dolly was created by cloning in 1996. In this process nucleus of ovum is removed and replaced by nucleus of diploid cells of same organism. Now the egg with 2n nucleus is transferred mother to have normal pregnancy and delivers clone to itself.