Research the history of DNA analysis in forensic science and create a timeline to show its evolution over the years.

where's the diagram?

each chemical family is represented as a group or column on the periodic table. based on chemical properties, there are 6 types of chemical families. group 1 represents alkali metals, group 2 represents alkaline earth metals, groups 3 to 12 represent transition metals, groups 13 to 16 represent non-metals and other metals, group 17 represents halogens and group 18 represents noble gases.

12 is it do you think so

d

explanation:

rutherford's experiment showed that the atom does not contain a uniform distribution of charge.