Most living things are bacteria and other types of tiny single-celled organisms.
Out on one tiny branch of the tree of life are strange, highly complex, and very large types that tower over the rest, called plants, animals, and fungi.
They discovered how to make huge colonies of cells coordinate to become parts of a larger whole. The average human contains just under 40 trillion cells, who have learned to specialise into all the parts that a person needs to live from hearts, to eyes, to neurons.
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Best Ideas
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Multicellular Life
Anatomy
Anatomy
Vertebrates vs Invertebrates
Vertebrates vs Invertebrates
The senses
The senses
Specialisation
Specialisation
Body size
Body size
Feeling the body
Feeling the body
Infection
Infection
Plants
Plants
Diet
Diet
Old age
Old age
Death
Death
All Ideas
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‣
Multicellular Life
Anatomy
Anatomy
Vertebrates vs Invertebrates
Vertebrates vs Invertebrates
The senses
The senses
Specialisation
Specialisation
Body size
Body size
Feeling the body
Feeling the body
Infection
Infection
Plants
Plants
Diet
Diet
Old age
Old age
Death
Death
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