Before the experiments of hershey and chase, some scientists thought traits were inherited through

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

What are the three groups of atoms that make up amino acids called

1)some people believe that certain drugs such as marijuana should be legalized. do you agree or disagree? 2)what impact might legalization have on forensic science as a field? which drug presents the greatest challenges to forensic science? why?