BS 10-8 - October 8 2007 BS 110 Exam Chapters 21 57 22 23...

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October 8, 2007 BS 110 Exam Chapters: 21, 57, 22, 23, 25, 26, 27 Lecture – begins with General Theory of Evolution Exam Sample: In skinks (a type of lizard) blue skin is dominant over brown skin. If the phenotype frequency of skinks with brown skin is 0.36 in a population, what is the frequency for the dominant allele? p+q = 1 p^2 + 2pq + q^2 = 1 q^2 = 0.36, q= 0.6 p + 0.6 = 1 p = 0.4 Look at Table 26.2 in text book!!! - How Organisms Obtain Their Energy and Carbon (1 st domain) Bacteria - prokaryotic and most are unicellular Prokaryotic – lack a true nucleus and other membrane bound organelles except ribosomes - circular chroms. Few linear - DNA not associated with histones (globular proteins) - glycerol (serves as backbone/support) bonded to straight-chain fatty acids; most bacterial cells have cell walls, some don’t. - Peptidoglycan (compound in cells walls of bacterial cells) - simple RNA polymerase - reproduction involves Fission / Conjugation ---fission- means of asexual reproduction in which one cell divides into 2 cells that may
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This note was uploaded on 04/20/2008 for the course BS 110 taught by Professor S.lawrence during the Fall '07 term at Michigan State University.

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BS 10-8 - October 8 2007 BS 110 Exam Chapters 21 57 22 23...

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