J. W. Heslop Harrison (NATURE, January 9, p. 50) that he has found a single pair of sex chromosomes in certain polyploid species of Salix will, if confirmed, add to our knowledge of sex ...

Assistant Professor of Biology Vicki Losick admits she harbors a desire to change the world a little bit. “I want to make ‘polyploidy’ a household word,” Losick said in her Higgins Hall office, next ...

Despite the higher levels of DNA damage in polyploid cells, they showed greater resistance to cisplatin than diploid cells.

One such mechanism is polyploidy, where organisms carry extra copies of their genomes. While polyploidy provides genetic redundancy by allowing mutations without affecting survival, it can also ...