Asexual reproduction is a remarkable feature of perennial fruit crops that facilitates the faithful propagation of commercially valuable individuals by avoiding the uncertainty associated with the ...

For most living things, sexual reproduction has proven the best overall strategy to perpetuate a species in the rough-and-tumble, unpredictable fray of natural selection. With two partners combining ...

(Santa Barbara, Calif.) Why are most organisms sexual? The question of why most species reproduce sexually and others reproduce asexually has stymied biologists for years (particularly since asexual ...

This story appears in the November 2016 issue of National Geographic magazine. In sexual reproduction—the way most life-forms procreate—each parent provides half an offspring’s chromosomes. Over ...