How does multicellularity evolve? Scientists who study a family of green algae that includes unicellular Chlamydomonas and multicellular Volvox are beginning to find answers to this question.

Infographic: The Evolution of Volvox View full size JPG | PDF Lucy Reading-Ikkanda (diagrams and cells); SOURCE: David L. Kirk The volvocine algae are a model system for studying the evolution of ...

Single-celled algae colonies cross-fertilize in two different types of movement National Treasure: Revealing the Stunning 2.33-Carat Winston Red Diamond 8 Mind-Boggling Facts About the Octopus ...