Answers: 3
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 13:00
Suppose you are provided with an actively dividing culture of e. coli bacteria to which radioactive thymine has been added. what would happen if a cell replicates once in the presence of this radioactive base?
Answers: 1
Biology, 22.06.2019 13:40
As an asteroid comes close to earth, it's name will change to? apex
Answers: 1
Biology, 22.06.2019 14:20
When a population split into two subgroups what is most likely to cause the subgroups to develop different traits?
Answers: 1
Which of the following is not a property of water?
multiple choice
it can be found as a...
multiple choice
it can be found as a...
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