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 ...

More than a decade ago, scientists succeeded for the first time in generating primordial germ cells—the precursors of sperm and eggs—from embryonic ... a better understanding of human reproductive ...

Researchers showed how what appears to be a tangle of DNA is actually organized into a structure that coordinates thousands of genes to form a sperm cell ... and Molecular Biology, could improve ...

Specialised animal cells have components that allow them to complete a specific purpose. Specialised animal cells include red blood cells, sperm ... the key concepts in Biology, exploring wildlife ...