1/18/2016 Genotype and Phenotype Flow of Genetic Information All types of genes constitute the genetic makeup-genotype. Horizontal gene Vertical gene The expression of the genotype creates transter transfer observable traits-phenotype. DNA Replication:Preserving the Code and Overall Steps of DNA Replication Passing it On Each daughter molecule is identical to the parent in composition,but only one strand is completely The process of the genetic code duplicated new semiconservative replication and passed on to each offspring Requires 30 different enzymes Must be completed during a single generation fime Complementary structure provides a template for DNA replication 1/18/2016 4 Genotype and Phenotype All types of genes constitute the genetic makeup – genotype. The expression of the genotype creates observable traits – phenotype. Flow of Genetic Information Vertical gene t f Horizontal gene t f rans er transfer DNA Replication: Preserving the Code and Passing it On • The process of the genetic code duplicated and passed on to each offspring • Must be completed during a single generation time • Comp m ntary structur pro s a lementary structure provides a template for DNA replication Overall Steps of DNA Replication • Each daughter molecule is identical to the parent in composition, but only one strand is completely new semiconservative replication • Requires 30 different enzymes DNA Polymerase Helicase Template strands