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Which of the following is a way that minerals are used? a. industry construction technology d. all of the above
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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 10:50
The cretaceous period spanned the time interval between and 65 million years ago. 250 million 144 million 75 million 200 million
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If there are 108 Guanine (G) bases in a DNA sequence, how many Cytosine (C) bases are there?...
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