Two adult mouse pituitary glands. On the left, gonadotrophs derived after birth from stem cells appear in yellow. On the right, gonadotrophs in the embryo appear in green/yellow in the centre of the ...

For sexual reproduction to yield healthy offspring, newly generated oocytes—immature egg cells—must receive the correct amount of DNA after cell division. This process of segregating chromosomes ...

Life on Earth possesses an exceptional ability to self-reproduce, which, even on a simple cellular level, is driven by complex biochemistry. But can self-reproduction exist in a biochemistry-free ...