Birds do it, and bees do it. Indeed, researchers estimate that over 99.9% of eukaryotes reproduce sexually. What, then, are the true costs and benefits of sex? Yet again, this simple example ...

The vast majority of animals need to breed to reproduce. But a small subset of animals can have offspring without mating. The process, called parthenogenesis, allows creatures from honey bees to ...

A significant fossil find on the Newfoundland coastline could shed light on what may be the oldest physical evidence of reproduction in a complex organism. The Fractofusus fossils are clustered ...

CBSE Class 12 Biology Chapter 11 Reproduction In Organisms Competency-Based Questions: The competency-based questions are designed by CBSE as they evaluate the understanding of the students on a ...