Biology, 04.07.2019 08:40 wallssssss

The incas developed a record-keeping system using shells and beads on strings. knots and designs in strings. writing and pictographs. numbers and calculations

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Biology, 21.06.2019 16:00, tristenmathews

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Biology, 22.06.2019 01:50, AdoNice

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Biology, 22.06.2019 18:30, ezzyandrade7

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.

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The incas developed a record-keeping system using shells and beads on strings. knots and designs in...