Biology, 30.07.2019 00:20 bellamyciana
An enormous rifting occurred, causing massive floods of basaltic lavas and the release of large amounts of gas. this is thought to have been the cause of which mass extinction?
1) cretaceous-tertiary
2) end triassic
3) permian-triassic
4) late devonian
5) ordovician-silurian
Answers: 1
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Researchers want to use edna to look for an invasive species in the water which of the steps would be likely do last
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How are the testes and ovaries similar? a. both produce sex cells. b. both connect internal reproductive organs to the exterior. c. both transport sex cells from their site of production. d. both store mature sex cells.
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Biology, 22.06.2019 07:00
Which best describes the nucleus of an atom a. it is where all of the particle s of the atom are located b. it is the negatively charged part of the atom c. it is where the electrons and the protons are located d. it is the part of the atom with the greatest mass
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Which of the following molecules can be broken down into simple sugars? a. nucleic acid b. protein c. lipid d. carbohydrate
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An enormous rifting occurred, causing massive floods of basaltic lavas and the release of large amou...
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