1. what do the dark areas in the large cells represent? explain your reasoning.
2. identify the cells as eukaryotic or prokaryotic, and explain your reasoning.
3. are the cellls able to move on their own? why or why not?
4. are the cells arranged in tissues? why or why not?

Embryonic stem cells are cells derived from an embryo. these cells can be used to create new tissues for patients suffering from certain illnesses and disorders. which statement best summarizes why the use of embryonic stem cells could be seen as unethical? a. some people consider embryos to possess rights equal to those of fully developed human beings. b. extracting stem cells from embryos is a very energy-intensive process, which consumes resources that could be used elsewhere. c. embryos are difficult to obtain, so the monetary cost of using them for research outweighs their benefit. d. the process of extracting stem cells from embryos generates biohazardous waste that cannot be safely disposed of.