chromosomes. A single (before replication) or double (after replication) strand of DNA with only a single centromere. Chromosomes contain the loci for alleles of different genes. The illustration below shows a chromosome with the parts labeled before (on the left) and after (on the right) replication.
Boo (dog) Boo is a Pomeranian that became an Internet sensation. Known for his short haircut, he has a popular Facebook page and is the subject of four photo books.[1] As of March 2016, Boo has over 17.5 million Likes on Facebook. Boo is owned by Irene Ahn, a Facebook employee.
amplifier 1 a person or thing that amplifies 2 Electronics a device, especially one with electron tubes or semiconductors, used to increase the strength of an electric signal. booze-hound [Slang] a drunk.