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Biology, 21.06.2019 19:20
Coquina, a type of limestone, forms from shell fragments that settle on the ocean floor. what type of rock is coquina?
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Biology, 22.06.2019 00:00
Hurry which of these is true about index fossils? a) are very scarcely found b) used as guides in relative dating c) found in the youngest layer of the rock d) used as reference points in absolute dating
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Biology, 22.06.2019 17:10
Communication and transportation have improved as a result of scientific advancements. select the best answer from the choices provided of mark this and return save and exit next
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Biology, 23.06.2019 02:30
Wind and moving water provide what kind of energy? a. chemical b. mechanical c. thermal d. none of the above
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Give one substance that plants absorb by active transport...
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