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Author
Series
Pub. Date
[2007]
Description
"All it would take is one sneeze. Your DNA would be all over this book. That's right. Your spit has DNA in it. So does your skin. And your blood. That's important to police because everyone's DNA is different. With the right equipment, detectives can match a person with some blood left at a crime scene. They've put murderers in jail that way. They've also freed innocent people. Want to know more? Get some evidence about the following: how almost everything...
Author
Pub. Date
[2008]
Description
Know your enemy--that's the best military strategy. The more a country knows about its enemies, the safer it is, and that's where spies come in to help gather knowledge. Some spies are secret agents who work overseas, others stay home supporting the agents in the field.