Related words. 1  post verb. 2  post up phrasal verb. 3  post off phrasal verb.  cross-post 1  verb. 1. a public notice, especially one advertising a job Synonyms and related words. Types of advertisement:ad, advert, advertisement...  2. a job that someone is sent somewhere to do, usually in another country Synonyms and related words.
Catalytic RNAs, or ribozymes, are a fossil record of the ancient molecular evolution of life on Earth and still provide the essential core of macromolecule synthesis in all life forms today.
Confidence votes 1.5K. A ribozyme is an RNA molecule that is capable of catalyzing a chemical reaction. Prior to the discovery of ribozymes, the only known biological catalysts were proteins called enzymes.ome textbooks claim it to be a ribozyme, but it is definitely an cellular enzyme. It has a reverse transcriptase part and a rna part. it uses the rna par â¦ t as a primer and elongates the 3' end of a DNA strand which has been shortened during replication.