Sex determination in the blue tilapia (Oreochromis aureus) is thought to be a WZ-ZZ (female heterogametic) system controlled by a major gene. We searched for DNA markers linked to this major gene ...

"We are not there yet; unlinked cases are still relevant" In a Facebook post on Thursday morning, Ms Ho directly responded to MOH's Sunday post, saying, "We are not there yet, and unlinked cases are ...