If you're shooting a university's graduation, then odds are that most of the people in attendance are from out of town and plan to leave soon. In addition to the camera, tripod and flash, you should also have a great photo printer so that you can deliver the goods on the same day.
Polymerase chain reaction. Polymerase chain reaction, (PCR), a technique used to make numerous copies of a specific segment of DNA quickly and accurately.
The semi conservative model of DNA replication is a simple and elegant way of making copies of the DNA. As we knoe that the two strands of DNA are complementary to each other, it suggests a simple way of replication. The 2 strands seperate frm each other and both act as template for the synthesis of another strand.