Best Answer: right click on the screen, if xp press properties, if vista, press customize, and go to display properties and fool around, and it will show all the available refresh rates. Right click on your desk top. Then click on advanced settings. eg.
DNA replication is semiconservative because each new double helix contains (1) old and (1) new strand. each mother strand serves as a template for a new strand.The two strands â¦ are complementary, but not identical.
DNA replication is called semiconservative because. one of the two resulting DNA molecules is new. the two resulting DNA molecules each have one new DNA strand and one old strand from the original DNA molecule. both of the resulting DNA molecules are composed of new strands of nucleotides. no extra nucleotides are incorporated into the replicated DNA molecules.