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- 23. In which site in the cell does a radiolabeled secretory protein first appear when tissue is incubated briefly with radioactive amino acids? a. SER b. Golgi apparatus c. RER d. secretory vesicles e. nucleusAdult stem cells, such as those in the bone marrow, brain, or hair follicles, can best be described as ______, whereas embryonic stem cells are described as ______. a. totipotent; pluripotent b. pluripotent; multipotent c. multipotent; pluripotent d. totipotent; multipotentFigure C indicates what stage of cell division? В. А. C. D. Е. a. Prometaphase b. Cytokinesis C c. Metaphase
- Stargardt's disease was one of these that can be treated using embryonic stem cells. Why would scientist chose to use this type of stem cell in treatment of Stargard's? A. There ae not ethical issue concerning their use B. They retain stem cell properties even after specialization C. They are able to differentiate into the required cell type D. They are already specialized for this funtionThe phases of cell cycles in order are O a. Metaphase, anaphase, telophase, interphase, prophase and cytokinesis O b. Metaphase, anaphase, interphase, prophase, telophase and cytokinesis O c. Interphase, telophase, cytokinesis, prophase, metaphase and anaphase O d. Cytokinesis, telophase, anaphase, metaphase, prophase and interphase O e. Anaphase, telophase, cytokinesis, interphase, prophase and metaphase O f. Interphase, prophase, metaphase, anaphase, telophase and cytokinesis g. Prophase, interphase, metaphase, anaphase, telophase and cytokinesis What is the purpose of using sodium bicarbonate (NaHCO3) in the photosynthesis experiment? a. None of the other choices is valid O b. To provide dissolved dissolved 02 O c. To provide dissolved dissolved CO2 O d. To provide dissolved waterEmbryonic stem cells have the potential to do all of the following except _____. a be rejected by a recipient's immune system b differentiate into almost any type of cell in the body c only able to grow into a similar type of cell d repair cells damaged by injury or disease
- What kind(s) of cells can develop from totipotent stem cell?What two things must occur for a new cell to be produced?What's the primary difference betweenadult stem cells and embryonic stem cells?O A. Adult stem cells can become a limitednumber of cell types, and embryonic stemcells are more flexible and can generate manydifferent cell types.O B. Embryonic stem cells can become alimited number of cell types, and adult stemcells are more flexible and can generate manydifferent cell types.O C. Adult stem cells can generate manydifferent cell types, and embryonic stem cellscan't differentiate.O D. Embryonic stem cells can generatemany different cell types, and adult stem cellscan't differentiate
- Stem cells are undifferentiated cells with potential to give rise to many types of specialized cells. Lütfen birini seçin: O a. False O b. TrueThe majority of the cells undergo selective activation of the DNA which would lead to cells developing specialized structures and specialized features, a process known as a. differentiation b. apoptosis c. cell division d. cytokinesis6)Identical twins occur when cells are separated from each other in the days immediately following fertilization. These cell are described as ________________. Select one: a. Pluripotent b. Totipotent c. Multipotent d. Unipotent e. Specialized
