Semiconservative replication means that when the double stranded DNA helix was replicated, each of the two double stranded DNA helices consisted of one strand coming from the original helix and one newly synthesized. When dna replicates, the two new molecules each have a strand of the old dna.
Rhode Island Reds are one of the most popular chicken breeds in the world. Developed in America, they lay a large amount of rich medium brown eggs per year. They are often used to create sex-linked chickens where the roosters are different colors from the hens for easy sorting when they are chicks.ne of the more unusual types of chicken breeds is the Polish. These birds are light in body and are seen frequently in poultry shows. Their most unusual feature is the pom-pom like crest of feathers on their heads.
The chicken (Gallus gallus domesticus) is a type of domesticated fowl, a subspecies of the red junglefowl. It is one of the most common and widespread domestic animals, with a population of more than 19 billion as of 2011. Humans keep chickens primarily as a source of food, consuming both their meat and their eggs.