An organism suitable for studying a specific trait, disease, or phenomenon, due to its short generation time, characterized genome, or similarity to humans; examples are a fly, fish, rodent or pig, ...

A trumpet-shaped, single-celled organism seems able to predict one thing will follow another, hinting that such associative learning emerged long before multicellular nervous systems ...

Scientists have discovered how a microscopic organism has benefited from nearly 80 million years without sex. Bdelloid rotifers are asexual organisms, meaning that they reproduce without males.

Has a complex organism, like a dog, ever evolved into a single-celled organism? originally appeared on Quora: the place to gain and share knowledge, empowering people to learn from others and better ...

While it may be defined as a single organism, Pando is anything but one—sustaining an entire world under its canopy. Here’s how it works. When you think of the world’s largest organism, you might ...

Much more difficult is learning to connect different types of stimuli or events, and predicting that one is linked to another. Such associative learning was most famously demonstrated when Ivan Pavlov ...