Function of the RNA primer: DNA polymerases need a double-stranded DNA region to which they can attach in order to begin copying the rest of the DNA strand. In order to provide this double-stranded attachment site, RNA primers are added by primase, an RNA polymerase which does not require such an attachment site itself.
Alimony definition, Law. an allowance paid to a person by that person's spouse or former spouse for maintenance, granted by a court upon a legal separation or a divorce or while action is pending. See more.
antimonynoun [ U ] âº a chemical element that is a silver-white, poisonous metal. It is hard but easily broken and is used to make other metals harder and stronger and to make semiconductors for computers. Great harm was done by the abuse of antimony, but then great harm is done by the abuse of anything, no matter how good it may be.