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How many million years ago did complex cellular structures appear?
Wiki User
∙ 14y ago
4.6 billion years ago the first procaryotic cells were discovered on planet earth
Wiki User
∙ 14y ago
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How do Complex motor tics appear?
Complex motor tics appear slower and more deliberate than simple motor tics
Where does PGAL appear in cellular respiration?
PGAL is found in glycolisis.It is a mid product.
When did complex organisms appear on Earth?
Fossil evidence shows it happened around 600 million years ago (600ma) Surprisingly, single celled organisms began 3.6 billion years ago and went on being single for 3 billion years.
When did the reef first appear?
513-501 million years ago
When did the first insect appear?
400 million years ago
What are structures that appear to have no purpose?
They are purposeless structures
Which of the following structures does NOT appear in an osteon?
Periosteum
How do Complex motor tics appear?
Complex motor tics appear slower and more deliberate than simple motor tics
When the lungs inflate what tiny structures appear?
ribs and bones
Where does PGAL appear in cellular respiration?
PGAL is found in glycolisis.It is a mid product.
Anatomical structures that appear to be derived from a functional structure in an ancestor but that currently do not serve an important function are called?
homologous structures
What is the hind leg bones shown in the whale are examples of?
They are examples of vestigial structures: structures that appear to be useless but once most probably had a function
What cellular structure appear around the chromatin material as the cell progresses farther into telophase?
Nuclear membrane
When was first species on earth?
Scientific AnswerThe first bacterial life to appear on Earth was 3.46 billion years ago in the Precambian supereon. The first complex life appeared around 600 million years ago just preceding the Cambrian Explosion of life 530 million years ago.
What are naturally generated structures that appear in the over world?
A naturally generated structure that apears in the overworld
When did Australopithecine appear?
1.2 to 4 million years ago
When did caveman appear on earth?
4 million years ago
