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Understanding Stem Cells and Their Characteristics Quiz

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Understanding Stem Cells and Their Characteristics Quiz

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Questions and Answers

What is the main established use of 'bone marrow' transplant in the UK?

To induce pluripotency in somatic cells

To generate embryonic stem cells

To replace or reset the auto-reactive immune system (correct)

To create transgenic reporter mice

What is the function of an 'Inducible excision system' mentioned in the text?

To facilitate gene editing in knockout mice

To remove unneeded components from a vector (correct)

To induce differentiation of stem cells

To isolate stem cells from bone marrow

What is the source of human embryonic stem cells (hESC) as mentioned in the text?

Amniotic fluid

Adult somatic cells

Bone marrow

Inner cell mass of a blastocyst (correct)

What are the ethical objections to using human embryonic stem cells (hESC) mentioned in the text?

Derived from embryos raising questions about life and ethical considerations Signup and view all the answers

What is the main concern highlighted in the text regarding clinical use of human embryonic stem cells?

Potential formation of teratomas Signup and view all the answers

What is a key restriction mentioned regarding the research with embryonic stem cells?

14-day maximum time allowed in culture Signup and view all the answers

What is the main function of stem cells in the body?

To maintain and renew the organ throughout the life of the organism Signup and view all the answers

What type of stem cell is capable of generating all the tissues of the embryo and extra-embryonic tissues?

Totipotent Signup and view all the answers

Which type of stem cell is typically used in bone marrow transplants?

Haematopoietic stem cells Signup and view all the answers

What is the difference between autologous and allogeneic stem cell transplants?

Autologous transplants are taken from and returned to the same person, while allogeneic transplants are taken from one individual and returned to a different person. Signup and view all the answers

Which type of stem cell can differentiate into multiple lineages but not all germ layers?

Multipotent Signup and view all the answers

What are unipotent stem cells capable of differentiating along?

Only one lineage Signup and view all the answers