In many cases, one type of organism puts selection pressure on another, so they evolve together. for example, flowers and their pollinators. this is called

What did the first language sound like

For a comparative or experimental investigation, scientists often make a testable about a scientific question, and then they test it in the investigation. a.control b.hypothesis c.procedure d.system

Most crimes involve some evidence relating to the human body; for that reason, what related science is frequently used in forensic investigations? a)psychiatry b)physics c)botany d)biology