文档介绍：icsInheritance (heredity)andVariability?icinformation fromparentstotheirprogeny.?Variabilityis thedifferencesbetweenparentsand their the ic informationDeoxyribonucleicAcid (DNA)?DNAisalong, double-stranded,posedofbuildingblockscalleddeoxyribonucleotides.?posedof3parts:amolecule of the 5-carbonsugardeoxyribose,a nitrogenousbase, -helix2daughterdsDNASemi-conservativeTheGenome?’s DNAiscontainedin havelinearchromosomes,and afew ,,ell’s genomeiscontainedinpairsofchromosomes.? is typical,thoughsomebacteriacontainaboutthreetimesas manyandsomelessthan one-fourthasmany. However,ellscontainmuchless DNAandthereforemanyfewergenes than ?4X106basepairs?circulargenome/ds DNAonegene?oneenzymeGenotype and phenotype?onstitutionofthecell.?Phenotypeis changes due toenvironmentalalterations?anisms,anisms,icinformation(genotype) thanis on theenvironment.