Humans are sexual, meaning that both a male and a female are needed to reproduce. Each is equipped with specific organs capable of producing specific cells needed to procreate. In conjunction with a ...
In the quest to study human reproduction, scientists have built a rudimentary model of the female system in the lab. Every 28 days, the 'ovary', cultured on a small plastic chip, releases an egg and ...
当前正在显示可能无法访问的结果。
隐藏无法访问的结果