Keep up to date with the latest news and articles from Genome Biology and BioMed Central.
Nick Atkinson
Correspondence: Nick Atkinson nwa@entangled.org
Genome Biology 2004, 5:spotlight-20041029-01 doi:10.1186/gb-spotlight-20041029-01
Studies in PNAS and Nature find that sperm are either XXXXX (female) or YYYYY (male)
