Biology, 17.05.2021 17:50 jetjet123123
explain how a roller coaster functions using gravity and momentum. Why does it not need an engine or a motor to speed it up and slow it down?
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Biology, 21.06.2019 20:00
Which of the following lines of evidence would best support your assertion that a particular plant is an angiosperm? a) it produces seeds. b) it retains its fertilized egg within its archaegonium. c) it lacks gametangia. d) it undergoes alternation of generations.
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Biology, 22.06.2019 06:00
If jane has the blood type ab and marries john who has type o blood what are the possible phenotypes of their first kid?
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Biology, 22.06.2019 09:00
Several billion years ago which gas was the least prevailant in the atmosphere
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explain how a roller coaster functions using gravity and momentum. Why does it not need an engine or...
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