What is conserved in physical changes?
shape
energy
mass
density...
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Biology, 21.06.2019 19:10
What have we learned from fossil evidence about evolution? a) it is an abrupt change. b)the process is observable. c) it takes place during one lifetime only. d)the most complex traits are always selected.
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Biology, 22.06.2019 04:30
What is the similarities and differences between bacteria and eukaryote?
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Biology, 22.06.2019 10:00
Which of the following human activities resulted in the growth of the north american deer population?
Answers: 1
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