Female gametes are called ova or egg cells, and male gametes are called sperm. Gametes are haploid cells, and each cell carries only one copy of each chromosome. These reproductive cells are ...

Sperm are the most diverse and rapidly evolving cell type. Why sperm have undergone such dramatic evolution is a mystery that ...

The development of maternal egg cells is pivotal for survival—but also precarious. During meiosis, the DNA-containing ...

Researchers have uncovered troubling effects of alcoholic beer consumption on sperm production and testicular health in ...