9781422284841

Action!

akayla Isaacs walked up to the apartment building. She wasn’t going home, she was going to work. Makayla was a DNA specialist who worked at the county medical examiner’s office. The police department in her small city wasn’t large enough to have specialists in its crime scene unit. For more complex crimes that required DNA collection, they phoned specialists from the M.E.’s office—and Makayla was called into action!

WORDS TO UNDERSTAND apparent  clearly visible or obvious contaminated  made impure or dirty DNA  deoxyribonucleic acid—the chemical basis of inherited genes found in the cells of living things hypothesis  an idea that hasn’t been proven logging  keeping careful track of a series of events or set of information by using a list perimeter  the path that surrounds an area procedure  an official way of doing something

7