One way RNA interference molecules work is by selectively cleaving DNA molecules that have sequences
complementary to small RNA molecules.
_________________ Indicate whether the statement is true or false.
False - mRNA
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Hyperpolarization of the postsynaptic nerve terminal
A) decreases the chance that an action potential will be initiated. B) increases the chance that an action potential will be initiated. C) does not affect the initiation of an action potential. D) is stimulated by an influx of calcium ions. E) none of the above
Most fungi are
A. aerobic or facultatively anaerobic. B. obligate anaerobes. C. obligate aerobes. D. microaerophiles.
What is the name of the field that is revealing and describing much of the invisible living world by sequencing all of the DNA in a particular habitat?
A) Stem cell science B) Bioethics C) Metagenomics D) Biochemistry
What can you conclude from the fact that DNA analysis of all chloroplasts reveals that they are monophyletic?
A. Endosymbiosis of the same species of cyanobacteria occurred multiple times in cells that evolved into red, green, and brown algae. B. All eukaryotic cells engulfed cyanobacteria at some point in their evolutionary history. C. Aerobic bacteria were engulfed by eukaryotic cells, forming plant cells. D. Cyanobacteria reproduced by sexual reproduction after being engulfed by brown algae.