Describe names and kinds of products copper is used in/for (sources, compounds)

During an investigation of an xss attack, the investigator comes across the term "[a-za-z0-9\%]+" in analyzed evidence details. what is the expression used for?

Hershey and chase confirmed that dna, not protein, was the genetic material. how do the results of their two experiments support this conclusion?

Which feature would you expect to find in a population in which sexual selection depends on male competition?