The core components of telomerase are telomerase RNA (TR) and telomerase reverse transcriptase (TERT). that a role for Cajal bodies in telomerase assembly cannot be excluded on the basis of existing knowledge. oocytes, RNA trafficking Introduction Telomerase is the ribonucleoprotein (RNP) enzyme that functions to maintain the length of telomere DNA in eukaryotic organisms (Greider… Continue reading The core components of telomerase are telomerase RNA (TR) and telomerase