Bio for non majors 9

Bio for non majors 9 - Structural Aberrations in...

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Structural Aberrations in Chromosomes 1962 Nobel Prize in Medicine or Physiology Awarded to James Watson, Francis Crick, and Maurice Wilkins for their research on the structure of DNA Rosalind Franklin and Maurice Wilkins Used an X-ray diffraction technique to learn about the structure of DNA James Watson and Francis Crick Proposed the structure of DNA in 1953 DNA Nucleotides are the building blocks of DNA Nucleotides consists of: Phosphate group Deoxyribose sugar Base (A, T, G, or G) DNA Sugar and Phosphates make up the “handrails” Complimentary bases connected by hydrogen bonds make up the “steps” DNA Note that the two strands are in opposite orientations The Path of Protein Synthesis The Path of Protein Synthesis Transcription In the nucleus, a stretch of DNA opens up The info contained in a gene is copied into a single string of bases (mRNA) The mRNA exits the nucleus Translation In the cytosol, the mRNA encounters a ribosome
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Bio for non majors 9 - Structural Aberrations in...

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