Dna connued dna has a double helix structure which

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Unformatted text preview: anelles –  The genome in a prokaryote is held within a DNA/ protein complex in the cytosol called the nucleoid. •  Eukaryotes –  have nucleus (animal, plants, fungi) –  Linear genomes with [email protected] chromosomes in pairs Chromosome for E.Coli (Prokaryote) Chromosomes for Human (Eukaryote) Eukaryote (Animal) Cell Prokaryotes and Eukaryotes, [email protected] Prokaryotes Eukaryotes Single cell Single or multi cell No nucleus Nucleus No organelles Organelles One piece of circular DNA Chromosomes No mRNA post Exons/Introns splicing transcriptional modification [email protected] Material for Life DNA: The Code of Life •  The structure and the four genomic legers code for all living organisms •  Adenine, Guanine, Thymine, and Cytosine which pair A ­T and C ­G on complimentary strands. DNA, [email protected] •  DNA has a double helix structure which composed of –  sugar molecule –  phosphate group –  and a base (A,C,G,T) •  DNA always reads from 5 end to 3 end for [email protected] [email protected] 5 ATTTAGGCC 3 3 TAAATCCGG 5 DNA [email protected] •  DNA can replicate by splikng, and rebuilding each strand. •  Note that the rebuilding of each strand uses slightly different mechanisms due to the 5 3 asymmetry, but each daughter strand is an exact replica of the original strand. http://users.rcn.com/jkimball.ma.ultranet/BiologyPages/D/DNAReplication.html Genotype/Phenotype •  To prevent confusion between genes (which are inherited) and developmental outcomes (which are not), [email protected] make a [email protected]@on between the genotype and the phenotype of an organism –  Genotype: complete set of genes inherited by an individual –  Phenotype: all aspects of the individual’s physiology, behavior, and ecological [email protected] DNA the [email protected] Makeup •  Genes are inherited and are expressed –  genotype ([email protected] makeup) –  phen...
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This note was uploaded on 02/10/2014 for the course CS 680 taught by Professor Staff during the Fall '08 term at Colorado State.

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