Biology, 23.02.2021 19:50 raynamg2718
Which of the following would scientists say is true about the universe?
A. The universe started out very cold and is getting
hotter with time.
B. The universe started out very dense and has become less dense with time.
C. The universe is the same age as the Earth.
D. The universe and our galaxy are the same thing.
Answers: 3
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Tropical rain forests support more species per unit area than any other terrestrial ecosystem. what is one way rain forests are important to the health of the biosphere?
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Polar zones are cold and tend to be dry because of a pressure system of cold. low high
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Prokaryotic and eukaryotic cells are different in many ways other than the presence or absence of a nucleus. if both archaebacteria and eubacteria are prokaryotic cells, then why are archaebacteria more closely related to eukaryotic cells than they are to eubacteria?
Answers: 3
Biology, 23.06.2019 00:00
The effect of a hormone on a target cell may be decreased by the presence of
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Which of the following would scientists say is true about the universe?
A. The universe started out...
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