human beings
The type of cellular organism that likely existed first on Earth would've been the prokaryotic cell, because it is the simplest form of like known to man. As far as we know, the steps of the formation of life on Earth went like this (from longest time ago to most recent): Prokaryotic cells, eukaryotic cells, sexual reproduction, multi-cellular life It's also important to note that the Earth is over 4 billion years old, so all of these processes have been going on for a long time.
Igneous
Slow cooling magma below the Earth's surface forms large crystals.
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Metamorphic in a sentence
No. superplanets have high gravity which would crush earth type lifeforms. They may have life which is unlike any on earth.
The type of cellular organism that likely existed first on Earth would've been the prokaryotic cell, because it is the simplest form of like known to man. As far as we know, the steps of the formation of life on Earth went like this (from longest time ago to most recent): Prokaryotic cells, eukaryotic cells, sexual reproduction, multi-cellular life It's also important to note that the Earth is over 4 billion years old, so all of these processes have been going on for a long time.
Life is on earth of course
Igneous
That kind of scientist is called a PaleontologistPaleontology or palaeontology is the scientific study of life that existed prior to the Holocene Epoch (roughly 11,700 years ago).
Igneous
There is no way to know for certain, but no indication of Earth-type lifeforms has been seen or detected on the asteroids visited by spacecraft so far.
intrusive
Extrusive or volcanic rocks
The half-life forms a type of clock used to calculate time passed.
Igneous rock that forms within the Earth is intrusive.
no life of water on venus