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It is generally believed that life first appeared sometime around 3.8 billion years ago. The first life forms were simple, single celled organisms with no nucleus. The first photosynthetic organisms were cyanobacteria, and the evolved about 3 billion years ago. Life first began a rapid amount of diversification during the Cambrian, a little more than 500 million years ago.
What else can I help you with?
What planet do cats come from?
All life on Earth evolved on Earth.
The time in which life first evolved on Earth was the?
eff the time in wich life first evolved on earth!!
How do scientist think plant life came to earth?
They do not think plant life 'came' to Earth. They believe it evolved here.
How life exists on Earth?
we have evolved to work and live in the conditions we are in today
Are there any organism on earth that can support the theory that life did not originate on earth?
Not at present. All life on Earth appears to have evolved here, and it's all related.
How life on Earth started?
If you believe Christianity, then God created the Earth in a week. Science states that a Big Bang happened, and life evolved from there....
How many times did photosynthesis evolve in the history of life on Earth?
Photosynthesis evolved multiple times in the history of life on Earth. It is believed to have evolved at least two separate times, leading to different types of photosynthetic organisms.
What was the first comet that hit earth?
Impossible to say. Comets have been striking the earth since before life evolved on the earth
What was the BBC TV series Life on Earth about?
The Life on Earth series shows the presenter David Attenborough travelling around the globe to cover how life has evolved on the planet. It was 13 episodes long.
What created life on Earth?
Life on Earth is believed to have originated from a process called abiogenesis, where simple organic molecules combined and evolved into more complex forms over time.
When did the first life forms appear on Earth?
Scientists think that the first life forms appeared on Earth about 3.6 billion years ago. These were simple cells that eventually evolved into the abundance of life we see today.
What do you call a scientist who studies the history of life on earth?
A scientist who studies the history of life on Earth is called a paleontologist. They examine fossils and other traces of ancient life to understand how organisms have evolved over time.
