B14.5-6 Animal Cloning Flashcards

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1
Q

Explain the steps of embryo splitting/ transplants

A

Embryo is collected
Embryo allows to divide and split apart
2 embryo’s placed in surrogate mothers
2 identical offspring are born

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2
Q

What is the problem with embryo splitting ?

A

We cannot be certain that the offspring will have the characteristics that we want
This is due to us starting with sperm and an egg

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3
Q

How can we overcome the problems of embryo splitting ?

A

Adult cell cloning

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4
Q

Explain the steps of adult cell cloning

A

Nucleus removed from a body cell is extracted
Nucleus placed in empty egg cell. Electric shock is used to stimulate division
Embryo placed in surrogate mother

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5
Q

What are the pros of cloning

A

Can replicate ideal traits exactly as we are cloning an adult
Plant— cheap and easy to do
Preserving endangered species

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6
Q

What are the cons of cloning

A

1 Reduces gene pool and genetic variation
2. Animal cloning—- expensive
3. Adult cell cloning- low success rate
4. Embryo splitting— offspring unknown until birth
5. Ethic morality and religious belief
6. Cuttings damage plant
7. Tissue culture- condition must be aseptic

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