Biology, 14.07.2019 04:10 dollangellface22
All interactions between the atmosphere and hydrosphere involve
Answers: 2
Biology, 21.06.2019 14:00, katielloyd
Texas bluebonnet plants seen in this photo are an example of which ecological unit?
Answers: 1
Biology, 22.06.2019 02:00, badpotterchris
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, AlysonDvz5464
Which of the following types of rock would most likely contain a fossil? slate granite lava rock limestone
Answers: 2
Biology, 22.06.2019 11:30, annsmith66
Ihave no idea how to solve these. plus there's another question that is 2) a 10 kilogram meteorite is collected in space and brought back to earth. it is composed of 1.25 kg of uranium-238 and 8.75 kg of lead-206. how many u-238 half lives have passed? what is the approximate age of the meteorite?
Answers: 1
All interactions between the atmosphere and hydrosphere involve...
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