Biology, 26.01.2020 19:31, HurpsGaming1
Which of the following best explains a way that a molecular clock can be used?
- the number of dna mutations in an organism is measured over time to determine how long it will take for a new species to evolve.
- the number of dna mutations in a species is compared to the number of dna mutations in another species to determine the relative amount of time each species has been evolving.
- the number of differences in a specific dna sequence of two species is multiplied by a known mutation rate to determine the number of years of evolution that separate the two species.
- the number of differences in the dna sequences of two organisms of the same species is averaged to determine how many years of evolution have occurred.
Answers: 2
Biology, 21.06.2019 14:00, landon6663
Which statement best describes the nature of science? a. science discoveries using the latest technology are the most valuable. b. scientific theories and laws are based on beliefs and popular opinion. c. scientific ideas change over time as new information is discovered. d. science is superior to other fields such as art, philosophy, and music. i think its c
Answers: 1
Biology, 22.06.2019 01:00, stodd9503
If water were a non polar molecule, how would its properties be different ? a.) water would be a much lighter molecule b.) water would be able to climb up inside plants c.)water would not be able to form hydrogen bonds d.) water would stick together much more strongly
Answers: 2
Which of the following best explains a way that a molecular clock can be used?
- the nu...
- the nu...
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