Biology, 18.02.2020 20:31 milkshakegrande101
Suppose a polymerase chain reaction (PCR) amplification process begins with exactly one double-stranded template DNA. How many DNA molecules are present after 30 cycles of PCR? Assume no substrates are limiting and DNA polymerase is maximally active throughout the PCR process. number of DNA molecules: Suppose DNA polymerase introduces a single point mutation during cycle 11. How many mutant DNA molecules are present at the end of 30 cycles of PCR?
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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.
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How did alexander flemingβs research solve a societal problem? he developed ways to treat inherited diseases. he advocated for regular hand washing to kill germs. he discovered a new type of medicine that could treat infections. he discovered the cause of mad cow disease, an emerging disease.
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Suppose a polymerase chain reaction (PCR) amplification process begins with exactly one double-stran...
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