exam questions on stem cells

0000015021 00000 n None of these choices are correct. So yes, they're around. You're ready to take your knowledge even deeper.You're getting started learning about stem cells. National Institutes of Health: "Stem Cells and Diseases."

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0000018847 00000 n 0000019037 00000 n a. You will need to present your arguments using the scientific ideas that you have learnt surrounding stem cells. 0000017422 00000 n National Institutes of Health: "Stem Cell Information: Frequently Asked Questions (FAQs)." Even in bone marrow, a relatively rich source of stem cells, only about 1 in 10,000 cells -- or fewer -- is thought to be a stem cell. 0000002857 00000 n During the Quiz End of Quiz. New stem cell treatments have to be tested for safety and effectiveness -- even if they're your own stem cells. 0000003112 00000 n 0000013513 00000 n 0000008151 00000 n

0000058705 00000 n Feedback. 0000052213 00000 n 0000016648 00000 n 0000052306 00000 n It's a complicated topic! For the exam, you could be asked to weigh up the pros and cons of therapeutic cloning and the use of stem cells, for example, one issue is, that during the process, some embryos could be destroyed. An unspecialised cell with the ability to create specialised cells c. A specialised cell who can only generate cells of the same type 2. 0000010352 00000 n Evaluate risks and benefits, as well as the social and ethical issues concerning the use of stem cells from embryos in medical research and treatments. Either way, those are widely accepted stem cell treatments. Researchers are working on this. 0000016316 00000 n Some stem cells can make more types of cells than others, but what they all have in common is that they can do more than make copies of themselves. 0000058316 00000 n 0000001941 00000 n Even if stem cells could snuff out the common cold, that wouldn't be a reasonable approach, since colds don't last long and aren't life-threatening.Scientists can reprogram ordinary cells, such as skin cells, to act like stem cells. "  0000004897 00000 n

Play as. What is a stem cell? Cell transport exam style questions (+ mark scheme... YouTube clip - Eukaryotic and prokaryotic cells. 0000018497 00000 n So yes, they're around. 0000012887 00000 n SURVEY . 0000004277 00000 n Question 1 .

But think, needle in a haystack.Stem cells aren't being tapped to cure the common cold. %PDF-1.4 %���� 0000003872 00000 n 0000005289 00000 n A cell only found in the stem of plants. 0000052144 00000 n That also goes for type 1 diabetes, stroke, and other conditions -- stem cell treatments are being studied, but those studies are still mostly focused on making sure the treatments are safe. If you think you may have a medical emergency, immediately call your doctor or dial 911.WebMD does not provide medical advice, diagnosis or treatment.Congratulations!
We hope you'll keep following this exciting field.You've got the basics down -- great job! 0000011882 00000 n

That means they have possibilities that most cells in the body lack.There are stem cells throughout your body. ,"���Q"`��|�MA�!�Q�Y@����E�lk�H��A������6�d\"[���÷B����,�� �

But think, needle in a haystack. 0000001496 00000 n They're not that easy to find, though. University of Miami Miller School of Medicine: "Stem Cells 101." 0000012629 00000 n 0000028919 00000 n 0000013960 00000 n Even in bone marrow, a relatively rich source of stem cells, only about 1 in 10,000 cells -- or fewer -- is thought to be a stem cell. a. 0000004424 00000 n b. The three main types of stem cells are adult stem cells, embryonic stem cells, and induced pluripotent stem cells (IPSCs), which are ordinary cells (such as skin cells) that scientists have tweaked to act like embryonic stem cells.In the U.S., human embryonic stem cells can only be used for research if they:It's an option, but it's up to each family. 45 Questions Show answers. 0000058081 00000 n 0000009260 00000 n  When a baby is born, the umbilical cord and placenta are routinely discarded, unless the parents chose to have blood from the umbilical cord or placenta collected. If you do, you could donate it to a public cord blood bank, store it in a family (private) bank, or have it saved for a sibling who has a medical need. The embryo is made up of stem cells that divide over and over again, until these stem cells develop into the cells and tissues that become a fetus. Clones can be grown from stem cells . 0000004519 00000 n

Never ignore professional medical advice in seeking treatment because of something you have read on the WebMD Site. 17 0 obj <> endobj xref 17 60 0000000016 00000 n It is not a substitute for professional medical advice, diagnosis or treatment and should not be relied on to make decisions about your health. What is the process of cell specialisation called?

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