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Biology, 22.06.2019 16:30
The earth formed roughly 4.5 billion years ago, yet evidence of life dates back to about 3.5 billion years ago. which one is not a possible hypothesis of how life on earth arose?
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Biology, 22.06.2019 21:30
When one dna molecule is copied to make two dna molecules, the new dna contains a) 25% of the parent dna. b) 50% of the parent dna. c) 75% of the parent dna. d) 100% of the parent dna. e) none of the parent dna.
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Biology, 23.06.2019 02:00
Which molecule is split apart during the light reactions in photosynthesis
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Biology, 23.06.2019 04:50
Which structure is the site of photosynthesis within a plant
Answers: 1
Anyone up for a pun war?...
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