B14.6 Adult cell cloning

Question 1

What are the main steps involved in adult cell cloning?

Answer 1

Nucleus is removed from unfertilised egg
At the same time the nucleus is taken from an adult blood cell e.g a skin cell of another individual of the same species
Nucleus from adult cell inserted in empty egg cell
New egg cell given a tiny electric shock - stimulates it to start dividing to form embryo cell - contains same genetic material as original adult
Embryo develops into ball of cell and is inserted into the womb of an adult female

Question 2

What was the 1st mammal to be cloned?

Answer 2

Dolly the sheep

Question 3

What are the benefits of adult cell cloning?

Answer 3

Animals can be genetically modified to produce useful proteins in their milk
Can also help save animals from extinction

Question 4

What are some risks of adult cell cloning?

Answer 4

Could lead to cloning of human babies

Cloning reduces variety in the population

Question 5

What is adult cell cloning?

Answer 5

Production of new whole animal from cell of another adult animal