Comment by joss82 8 hours ago They swabbed them and sequenced their DNA. 2 comments joss82 Reply dundarious 8 hours ago Thank you, I forgot that's cheap enough these days. tsimionescu 8 hours ago That just moves the question to how they figured out the genetic sex determination system of eels, or even how they figured out that sex is genetically determined in eels (and is it? many vertebrates don't have genetically determined sex).
tsimionescu 8 hours ago That just moves the question to how they figured out the genetic sex determination system of eels, or even how they figured out that sex is genetically determined in eels (and is it? many vertebrates don't have genetically determined sex).
Thank you, I forgot that's cheap enough these days.
That just moves the question to how they figured out the genetic sex determination system of eels, or even how they figured out that sex is genetically determined in eels (and is it? many vertebrates don't have genetically determined sex).