That depend on your religion. Some religions believe that people were. But if you go for evolution, then its single celled organisms.
Cells/Bacteria.
Hydrogen
Incorrect grammar: old, older, and oldest are adjectives.Oldest is the superlative form, where one is the oldest of a group, or something (someone) is the oldest it has been (e.g. "In its oldest form, the automobile was a wagon.")
The oldest crust on earth can be found in Australia and parts of Canada. It ranges in age from 3. 7 to 4. 28 billion years old.
life on earth just pure stupid
The oldest known life form on earth (that still exists today) is a stromatolite found in western Austrlia, it is 3.8 billion years old.
The 34000-year-old bacteria that's still alive
Single cell organisms date back to approximately 3.5-3.8 billion years old. These are bacteria and archaea.
The oldest known flowering plant is the Amborella. It first appeared on the Earth around 140 million years ago during the Mesozoic Era, the Cretaceous Period and the Upper Epoch.
The sun's energy, which supports life, is transmitted to Earth in the form of?
the simplest form of life known is moneran..
Domain Bacteria contain the oldest known fossils of cells in bacterial cells.
Single celled organisms like a bacteria and are some of Earth's oldest life forms.
The oldest evidence of life are single celled organisms that are found in rock and mineral samples. These date back to approximately 3.5-3.8 billion years ago.
Microbiology. A microbe is any living thing that spends its life at a size seen only with a microscope. It cannot be seen with the naked eye. They are the oldest form of life on earth and some types have existed for billions of years.
There was no first ecosystem on Earth. There were just different ecosystems in different parts of the world.
Prokaryotes.