Biology, 30.09.2019 17:40 stranger123
Do fossils provide a complete record of all the extinct species that lived on earth? why or why not?
a. yes, because all species left fossils behind.
b. yes, because the traits of many species can be inferred from a single fossil.
c. no, because many species went extinct without leaving fossils behind.
d. no, because fossils break apart after about 65 million year
Answers: 2
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Once a woman attains puberty, her overuse mature and release one egg per ovarian cycle. which hormone stimulates this event?
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Biology, 22.06.2019 08:00
Reactants undergo chemical reaction to form products. this chemical equation represents one such reaction. the coefficient for one of the reactants or products is incorrect. which part of the chemical equation is incorrect?
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Biology, 22.06.2019 13:00
Which spheres are involved when sedimentary rocks formed from parts of seashells at the bottom of the ocean? a.) biosphere, atmosphere, geosphereb.) geosphere, hydrosphere, biosphere c.) geosphere, exosphere, hydrosphered.) hydrosphere, biosphere, atmosphere
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Biology, 22.06.2019 14:00
What is one reason why transpiration is important in plants? question 19 options: it produces food from the sugar in the plant cells. it enables the flow of water out of the plant. it produces carbon dioxide in the leaves of the plant.
Answers: 1
Do fossils provide a complete record of all the extinct species that lived on earth? why or why not...
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