Arrange the steps of extraction of DNA in the order in which they should be performed. •pour off the ethanol
•dissolve the precipitate in buffer or water
•blend the sample
•add protease or sodium acetate
•add the detergent
•add ethanol
•centrifuge the sample

List two modern organisms that have pentameral symmetry

Ayoung boy has been found and police are trying to locate his family they take a dna sample from him and begin collec dna samples from families who have missing children if police use dna samples only from the fathers, which type of dn technology can they use to identify the boy's parent? y-chromosome analysis omtdna (mitochondrial dna) analysis vntrs (variable tandem repeats) o pcr (polymerase chain reaction) analysis

Which of the following is a true statement? question 8 options: populations can't evolve, only individual organisms. individuals have adaptations that can change over time. individuals have traits that may or may not make them successful at reproduction. individuals evolve to have adaptations.