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Student Generated questions for Exam #21. Can embryonic SCs form entire individuals?a. Yesb. Noc. only on leap yearsd. depends on their mood2. Define Primate stem cells.a. stem cells from a primateb. stem cells from a fish c. somatic cells from a axolotld. hair cells from pumba3. What are the three properties of stem cells?a. ability to sing, dance and actb. executive, legislative, judicialc. undifferentiated, immortal, ability to give rise to specialized cellsd. resisting cell death, evading growth suppressors, metastasis 4. Which germ layer does nervous tissue arise from?a. endodermb. ectodermc. mesodermd. pachyderm 5. How can you identify embryonic stem cells?a. check their licensesb. look at their surface markersc. see if they form teratomas when injected into other organismsd. more than one of the above6. What is the main process by which iPS cells are createda. a mixture of four genes are added to somatic cells to reprogram themb. chemical X is added to the cell mixture to give them super powersc. cellception – sneak the idea into their nuclei while they are dreamingd. cycles of heating and cooling allow for denaturation, annealing and extension of DNA strands7. Which contains tissues from all three germ layers?a. stomach, brain, skinb. gut, muscle, skinc. lungs, stomach, braind. skin, brain, lungs8. How is animal cloning accomplished?a. enucleation of a somatic cell, implantation, developmentb. enucleation of an egg, fusion of a somatic nucleus, development in a surrogate motherc. fertilization of an egg, enucleation of the egg, and fusion of a somatic nucleusd. eggs are served with a side of bacon9. What are the modes of RNA modification that occur in eukaryotes?a. glycosylation, phosphorylation, myelinationb. transcription, translation, replicationc. 5’ capping, 3’ polyadenylation, splicingd. hydrolysis, transesterification, shuffling10. T/F Stem cells grow forever.11. What structure results immediately after fertilization?a. blastocystb. zona pelligroso c. babyd. zygote12. T/F All blastocyst cells are undifferentiated.13. A teratogena. is a dinosaurb. causes developmental defectsc. causes somatic cells to become iPS cellsd. causes cancer14. Which type of stem cell is most limited in its range of tissue types it may become?a. ES cellsb. adult stem cellsc. iPS cellsd. somatic


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KSU BSCI 30140 - Exam #2

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