Reproduction in the animal kingdom has historically been sexual. Cloning the sheep Dolly in 1997 moved us closer to the possibility of duplicating other animals or humans asexually, but the practice ...

A scientist has moved a step closer to turning sexually-reproducing plants into asexual reproducers, a finding that could have profound implications for agriculture. Farmers throughout the world spend ...

When a red-bellied dace and a finescale dace (freshwater fish in the carp and minnow family) mate with each other, they produce a hybrid with a very special ability: it can reproduce asexually. This ...

(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 ...

In the course of evolution, animals have repeatedly shifted from sexual to asexual reproduction. The first evidence of the consequences of parthenogenesis – a type of asexual reproduction – on genome ...

QUESTION: How do seedless plants reproduce? ANSWER: Scientists estimate that there are approximately 400,000 species of plants on Earth. It is no surprise that there are many forms of plant ...

Marmorkrebs, or marbled crayfish, have an extraordinary ability. Not only can they reproduce excessively in the wild, but a new study from the German Cancer Research Center (DKFZ) has revealed that ...

Conservation scientists for the San Diego Zoo Wildlife Alliance made the surprising discovery while genotyping genetic material from two deceased California condors Two California are currently the ...

Sharks have been known to reproduce either sexually or asexually, but it's usually one or the other. Now, researchers have observed the first documented case of a zebra (or leopard) shark switching ...

Transitions from sexual to asexual reproduction are often coupled with elevations in ploidy. As a consequence, the importance of ploidy per se for the maintenance and spread of asexual populations is ...