The Archaea are
A) primarily ancient organisms that have not evolved very much in the last billion years.
B) phylogenetically diverse, but functionally restricted to extremophiles and chemolithotrophs.
C) diverse microorganisms that inhabit almost every environment on Earth, including the colon of humans and other mammals.
D) functionally diverse, but restricted to thermophilic or hyperthermophilic environments.

Question

Quizplus · Accepted Answer

Archaea are diverse microorganisms found in various environments, including extreme conditions and the human gut, indicating their adaptability and functional diversity beyond just extremophilic habitats.

The Archaea Are