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Biology, 22.06.2019 01:30
How do you date a sample of rock that you suspect as being one of the earliest on earth
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Biology, 22.06.2019 07:00
Which of the following statements is most likely correct about a rock belonging to the jurassic age and a rock belonging to the cambrian age? options: 1) they have identical fossils of organisms that have evolved over time. 2) both have animal fossils preserved in them due to weathering and erosion. 3) they contain different fossils because life on earth has changed through time. 4) the fossils in them were formed on the surface of earth due to exposure to sunlight.
Answers: 1
Biology, 22.06.2019 08:00
The pronunciation aid that determines the stress placed upon a syllable is the
Answers: 1
Which trophic level is most vulnerable to extinction? a. tertiary consumer levelb. producer levelc....
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Biology, 05.07.2019 03:10
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