The paper B.A. Sandkam et al., “Extreme Y chromosome polymorphism corresponds to five male reproductive morphs of a freshwater fish,” Nat Eco Evol, 5:939–48, 2021. One of the key stages in the ...

Certain fish contain a gene that determines sex, but not a chromosome. Humans have an X/Y sex chromosome system, but gene mutations or inheriting extra sex chromosomes can result in development beyond ...

Some fish have a gene that determines sex, but not a whole chromosome. Even in humans, the X/Y sex chromosome system isn't as clear-cut as it might look on paper; gene mutations or inheriting ...

In a recent study, scientists have developed a revolutionary chromosome identification system for alfalfa, one of the world's ...

Researchers from the University of Oregon have solved a longstanding biological mystery: octopuses utilize a specific chromosome to ... and for some species of fish, a single gene is enough ...