ashtolysbamba
ashtolysbamba ashtolysbamba
  • 22-04-2016
  • Mathematics
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#5- [Multiple answer] Why would no ecosystem exist without energy conversion?
a. electronic devices need to convert energy
b. photosynthesis would not operate
c. transportation would be restricted
d. the food chain would not be possible

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Аноним Аноним
  • 22-04-2016
it would be about b and d i think
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