noun.
An enzyme that is found in the telomeres of chromosomes in germ cells, stem cells, and most cancer cells and that preserves the length of telomeres across cell divisions.
noun.
An enzyme in eukaryoticcells that adds a specific sequence of DNA to the telomeres of chromosomes after they divide; gives the chromosomes stability over time.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
an enzyme in eukaryotic cells that can add telomeres to the ends of chromosomes after they divide
Word Usage
"I was working with an enzyme called telomerase, which is found only in cancer cells."