genome
Some transposable elements can be beneficial and others may persist in the genomes of sexually reproducing eukaryotes even if they are deleterious. In the December 4 Proceedings of the National Academy of Sciences, Irina Arkhipova and Hilary Morrison report the characterization of retrotransposons in the Giardia lamblia genome (Proc Natl Acad Sci USA 2001, 98:14497-14502).G. lamblia is a protozoan parasite, one of the earliest-branching eukaryotes, and is thought to be asexual. Arkhipova and Mor
Dec 4, 2001
Some transposable elements can be beneficial and others may persist in the genomes of sexually reproducing eukaryotes even if they are deleterious. In the December 4
The authors propose that