Polymerase chain reaction (PCR) is a laboratory technique used to amplify DNA sequences. The method involves using short DNA sequences called primers to select the portion of the genome to be amplified.olymerase chain reaction (PCR) is a laboratory technique used to amplify DNA sequences. The method involves using short DNA sequences called primers to select the portion of the genome to be amplified.
The smallest possible size for anything in the universe is the Planck Length, which is 1.6 x10-35 m across.
Rating Newest Oldest. Best Answer: The closest we come to Neptune is 2,702,622,900 miles. It would take light 4 hours and 2 minutes to make the trip. The farthest distance in our orbits is 2,888,537,100 miles.Light takes 4 hours and 18 minutes for that trip.But that's when Neptune is on the other side of the sun from us and we couldn't send a beam there at that time. Source(s): Tom1564 Â· 8 years ago. Thumbs up. 0. Thumbs down. 0. 1 comment. Loading ...ating Newest Oldest. Best Answer: The closest we come to Neptune is 2,702,622,900 miles. It would take light 4 hours and 2 minutes to make the trip. The farthest distance in our orbits is 2,888,537,100 miles.