Describe the relationship between dna chromatin histones and nucleosomes

The use of dna as evidence in criminal investigations became possible because of the

The tubes transporting minerals and water upward are called ?

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