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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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Biology, 22.06.2019 05:50
Acell in the human nervous system whose primary function is to form myelin and the blood-brain barrier, respond to injury, remove debris, and enhance learning and memory is called a(n) cell.
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Biology, 22.06.2019 19:30
The variation among individuals, on which natural selection acts
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Biology, 22.06.2019 23:00
*a mastectomy is the surgical removal of one or both breasts, either partially of fully. an oophorectomy is the surgical removal of an ovary or ovaries.analyze a woman’s risk of dying of cancer if she carries a mutated brc1 gene.how do heredity and inheritance relate to the data presented in these charts? what data would you need to see in order to draw conclusions about the effectiveness of preventive surgeries? what does the age at diagnosis tell you about the mutation? explain how breast-cancer genes are still present in the population, despite cancer-related surgeries and deaths.
Answers: 3
What are the two biggest energy issues currently faced by humans? rapid fuel use lack of energy reso...
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Biology, 29.10.2019 17:31
Biology, 29.10.2019 17:31
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Social Studies, 29.10.2019 17:31
Mathematics, 29.10.2019 17:31
Mathematics, 29.10.2019 17:31
Mathematics, 29.10.2019 17:31