By Air: Fly to either Buffalo New York or Toronto Canada. Buffalo/Niagara International Airport is 25 miles/41 kilometers to Niagara Falls. Toronto Canadaâs Lester Pearson International airport is 78 miles/125 kilometers to the Falls. The airport you choose to arrive at usually depends on where you are coming from.
2. A device or agent used to detect or explore a substance, e.g., a molecule used to detect the presence of a specific fragment of DNA or RNA or of a specific bacterial colony. 3. To enter and explore, as with a probe.
The Polymerase Chain Reaction (PCR), is the technique used to detect small amounts of DNA and make enough copies of it to be detectable.All cells, bacteria and viruses contain DNA that is unique to them.he prepared sample is then added to a PCR mixture containing small pieces of DNA (primers) which match the DNA we are testing for, building blocks of DNA, and a polymerase enzyme which can join the blocks together to make copies of DNA.