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Biology, 21.06.2019 14:30
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?
Answers: 1
Biology, 22.06.2019 02:30
What evidence supports the law of conservation of energy? a) mechanical energy is converted to chemical energy during photosynthesis. b) oxygen is made from the breakdown of carbon dioxide during photosynthesis. c)energy is absorbed by chlorophyll and becomes chemical energy during photosynthesis. d)the sun gives off light energy that is absorbed by plants.
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Biology, 22.06.2019 06:50
Which organelle breaks down sugar molecules that supply energy to the cell ?
Answers: 2
Biology, 22.06.2019 09:30
Which statement names a physical property of wood? wood does not rustwood can burnwood can rotwood is softer than coal
Answers: 2
If waste is to remain hazardous for a long period of time, how can society protect itself from probl...
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