The female gamete is called an ovum or egg. The plural is ova. Ova are produced from germline cells in the ovaries. Ovaries contain immature ova at various stages of development. Each ova is ...

In mammals, male and female reproductive structures are found in separate individuals. If an egg is fertilised by a sperm in the oviduct then it divides a number of times then implants into the ...

Gametes are an organism's reproductive cells. They are also referred to as sex cells. Female gametes are called ova or egg cells, and male gametes are called sperm. Gametes are haploid cells ...

In mammals, each individual produces only one kind of gamete. Those individuals that produce (relatively few) ova are called female; those that produce (large numbers of) sperm are called male.

Center members are experts in all aspects of reproductive health including gamete production and fertilization, reproductive development/birth defects, maternal-fetal health, parturition and pre-term ...