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Billions of years - perhaps as much as 3.5 billion. (but at least 2).

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Approximatley how much older are prokaryotes than eukaryotes?

Prokaryotes are believed to have appeared around 3.5 billion years ago, while eukaryotes are estimated to have evolved around 1.6 billion years ago. Therefore, prokaryotes are approximately 1.9 billion years older than eukaryotes.


Are prokaryotes older than eukaryotes in terms of evolutionary history?

Yes, prokaryotes are generally considered to be older than eukaryotes in terms of evolutionary history. Prokaryotes are believed to have appeared on Earth around 3.5 billion years ago, while eukaryotes are thought to have evolved from prokaryotic ancestors around 1.5 billion years ago.


Why study prokaryotes in research instead of eukaryotes?

Prokaryotes have been around for 2 billion more years than eukaryotes so have a much wider diversity. Some prokaryotes can live in extreme environments, so there is a lot to learn from them. Plus the wide range of prokaryotes have not been cataloged while the majority of eukaryotic species have likely been discovered.


How long the prokaryotes populated Earth before the evolution of eukaryotic cells which are more complex?

Prokaryotes populated Earth for about 1.5 billion years before the evolution of eukaryotic cells, which are more complex. Eukaryotic cells are believed to have evolved around 2 billion years ago through a process called endosymbiosis.


Why do scientists believe that prokaryotes existed earlier than eukaryotes?

Scientists believe that prokaryotes existed earlier than eukaryotes because prokaryotic life forms are simpler in structure and function, making them more likely to have appeared first in the evolutionary timeline. The fossil record also shows evidence of prokaryotic organisms dating back billions of years, while eukaryotes appeared later in Earth's history. Additionally, molecular studies suggest that eukaryotic cells evolved from prokaryotic ancestors through a process called endosymbiosis.

Related Questions

How many years were prokaryotes present on earth before the eukaryotes?

* 3.5 billion years ago the first life arose: prokaryotic bacteria * 1.5 billion years ago eukaryotic cells arose Therefore, prokaryotes were present on earth for 2 billion years prior to the emergence of eukaryotic life.


Approximatley how much older are prokaryotes than eukaryotes?

Prokaryotes are believed to have appeared around 3.5 billion years ago, while eukaryotes are estimated to have evolved around 1.6 billion years ago. Therefore, prokaryotes are approximately 1.9 billion years older than eukaryotes.


Prokaryotes were presented on earth how many more year before eukaryotes?

* 3.5 billion years ago the first life arose: prokaryotic bacteria * 1.5 billion years ago eukaryotic cells arose Therefore, prokaryotes were present on earth for 2 billion years prior to the emergence of eukaryotic life.


Approximately how much older are prokaryotes than eukaryotes?

Prokaryotes are estimated to have been around for about 3.8 billion years, while eukaryotes are thought to have evolved around 1.6 billion years ago. Therefore, prokaryotes are approximately 2.2 billion years older than eukaryotes.


Are prokaryotes older than eukaryotes in terms of evolutionary history?

Yes, prokaryotes are generally considered to be older than eukaryotes in terms of evolutionary history. Prokaryotes are believed to have appeared on Earth around 3.5 billion years ago, while eukaryotes are thought to have evolved from prokaryotic ancestors around 1.5 billion years ago.


For how long were prokaryotes the only kind of life on earth?

Prokaryotes were the only kind of life on earth approximately 2 billion years ago. They existed long before eukaryotes ever came into existence at all.


Why are prokaryotes older then eukaryotes?

Prokaryotes are considered older because they appeared in the fossil record earlier than eukaryotes. It is believed that the simpler structure of prokaryotic cells made them better suited for survival in the early Earth conditions. Eukaryotic cells with their complex internal structures evolved later.


The first life on earth were prokaryotes or eukarytoes?

For the first 1.5 billion years, prokaryotes ruled the earth (and still do). It was not until about 2,100 million years ago that the first eukaryote evolved. It is hypothesised that the first eukaryote was a result of a larger prokaryote engulfing a smaller prokaryote (symbiosis) and they began to cohabitate together. The evidence for this is that mitochondrian and chlorophylls have their own DNA and are very similar to prokaryotic cells.


What diveloped first the eukuryotic cell or the prokaryotic cell?

It's thought that life arose about 4 billion years ago in the form of prokaryotes. Eukaryotes arose only about 1 billion years ago.


Why study prokaryotes in research instead of eukaryotes?

Prokaryotes have been around for 2 billion more years than eukaryotes so have a much wider diversity. Some prokaryotes can live in extreme environments, so there is a lot to learn from them. Plus the wide range of prokaryotes have not been cataloged while the majority of eukaryotic species have likely been discovered.


When did the first single eukaryotic appear?

According to fossil remains found in ancient rocks, the first eukaryotes are thought to have evolved from primitive prokaryotes more than two billion years ago.


How long the prokaryotes populated Earth before the evolution of eukaryotic cells which are more complex?

Prokaryotes populated Earth for about 1.5 billion years before the evolution of eukaryotic cells, which are more complex. Eukaryotic cells are believed to have evolved around 2 billion years ago through a process called endosymbiosis.