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2 Billion years

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16y ago

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Approximately how long were prokaryotes the only organism on earth?

2 billions years


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.


What do all organisms on earth have that are made of DNA?

Prokaryotes - Bacteria


Are prokaryotes singled celled organism?

Yes they are - yet they are not the only examples.


Which cell is in your cheek - eukaryote or prokaryote?

As a eukaryotic organism, you're only going to produce eukaryotic cells. However, there will be prokaryotes (bacteria) in your mouth and on your cheek.


Is phytoplankton prokaryotic?

They are eukaryotes, not prokaryotes. Only backeria can be prokaryotes.


Is choloroplast in prokaryotes or eukaryotes?

hey are only in eukaryotes. They are never in prokaryotes.


Is ribosomes a prokaryotes?

70s ribosomes are in prokaryotes.80s ribosomes are found only in eukaryotes.


How are eukaryote and prokaryotes different?

A eukaryote (yoo-ca-ree-ote) is a cell with a nucleus. All fungi, protists, animals, and plants are eukaryotes. On the other hand, a prokaryote (pro-ca-ree-ote) is a cell without a nucleus. Bacteria (such as blue-green algae, a cyanobacteria) are the only known prokaryotes on Earth.


Is chromosomes eukaryotes or prokaryotes?

Chromosome is a condensed form of the DNA, not an organism. Therefore, it doesn't fit into either of the categories because it is not an organism to begin with. However, a chromosome is only found in a eukaryote because the formation and the split of a chromosome is part of mitosis, a division of the nucleus.


What organism is found most on earth?

Cockroach the only place its not found in is the north pole


Do not have a true nuclueus makes it a prokaryotes or eukaryotes?

Eukaryotes have a nucleus, prokaryotes only have a nucleoid (region where the cell's DNA is located, not enclosed by a membrane). But that's not the only difference. Prokaryotes also lack almost all the other organelles that eukaryotes have. Prokaryotes only have the nucleoid and free ribosomes in their internal structure.