Are the sex chromosomes (for humans X and Y ) expressed in all somatic cells? Or just those cells of organs that are related somehow to sexual phenotype (primary and secondary sexual
File:Human chromosome Y from Gene Gateway - with label.png - Wikipedia
GENE FALSE EXTENSII BANDA PERECHI 10 CUTIE FIR SMOCURI 1D 2D 3D PAR
Are all male-specific genes (e.g. the gene that determines someone will have a penis) in the Y chromosome? - Quora