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Therapeutic Cloning and Somatic Cell Nuclear Transfer

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Therapeutic Cloning and Somatic Cell Nuclear Transfer

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Questions and Answers

What is the first step in the process of therapeutic cloning?

Extracting the nucleus from an egg cell (correct)

Inserting the nucleus from a somatic cell into an egg cell

Isolating cells from the inner cell mass

Forming a hollow sphere of cells called a blastocyst

What type of cells are used to extract the nucleus in therapeutic cloning?

Egg cells

Skin cells (correct)

Somatic cells

Stem cells

What is the ultimate goal of therapeutic cloning?

Creating a genetically identical organism

Developing new embryonic stem cell lines

Forming a blastocyst

Treating a disease or injury with stem cells (correct)

What is extracted from the inner cell mass of the blastocyst?

Embryonic stem cells Signup and view all the answers

Why is it necessary to isolate cells from the inner cell mass of the blastocyst?

For creating embryonic stem cells for therapy Signup and view all the answers

How does intense chemotherapy affect a person's bone marrow?

Damages the stem cells and depletes the fresh supply of blood cells Signup and view all the answers

What are the common side effects of chemotherapy on a patient?

Vulnerability to infection, anemia, and bleeding Signup and view all the answers

Why are bone marrow transplants often used in cancer treatment after chemotherapy?

To replenish the depleted stem cells for blood production Signup and view all the answers

What is the efficiency advantage of injecting purified stem cells into a patient over bone marrow tissue?

Less chance of infection Signup and view all the answers

Why is it crucial to have actual stem cells included in a bone marrow transplant?

To ensure proper regeneration of blood cells Signup and view all the answers