The microorganisms that are thought to resemble the first cellular forms of life on Earth are
A) H₂-oxidizing hyperthermophiles.
B) acidophilic Archaea.
C) the Nanoarchaeota.
D) fermentative thermophiles.

Question

Quizplus · Accepted Answer

H₂-oxidizing hyperthermophiles are considered to resemble the first cellular forms of life on Earth due to their ability to thrive in extreme heat and their simple metabolic processes that likely mirror the conditions of early Earth.

The Microorganisms That Are Thought to Resemble the First Cellular