Biology, 04.07.2019 15:00 piper64bsj
You see lightning before you hear thunder because a) light waves can travel through a vacuum. b) sound waves cannot travel through the air. c) light waves travel faster than sound waves. d) sound waves travel faster than light waves.
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Biology, 21.06.2019 23:00
Development of new communities in disturbed environments, such as a burned or a clear cut forest, is called
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Biology, 22.06.2019 02:00
How is ribosomal rna useful as a molecular clock? a. a large portion of the dna ring is not vital to structure or function, allowing it to accumulate neutral mutations. b. its rate of mutation increases over time as organisms continue to evolve and differentiate from each other. c. a slow mutation rate makes it useful for determining evolutionary relationships between ancient species. d. it is only found in select organisms, making it easier to compare relationships between species that have it.
Answers: 1
Biology, 22.06.2019 04:00
What best explains the inability for life to exist in earth early atmosphere
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Biology, 22.06.2019 07:30
In which of the following relationships is one organism always benefited while the other organism is always harmed
Answers: 1
You see lightning before you hear thunder because a) light waves can travel through a vacuum. b) sou...
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