Looking at figure 20.15, what does it mean for a snp to be "linked" to a disease-associated allele? how does this allow the snp to be used as a genetic marker? (see concept 15.3.)

Match the order of the levels of organization in nature with the correct description. example: atoms are fundamental units of matter= level 1levels- 2,3,4,5,6,7,8.now what levels are these? population consists of organismscells consist of moleculesecosystems consist of communities interacting with there environmentmolecules consist of atomsthe biosphere consist of all ecosystems on earthcommunities consists of populationorganisms consist of cells