3steps from the big bang
35things can go into it
chloroplast
ComponentPart
Where photosynthesis happens. It began as a cyanobacterium swallowed by another cell, and it never left.
First appearedAbout 1.5 billion years ago
Made Of
Everything is made of something.← What it takes
What it leads to →
Evolved from
Made from
Evolved into
Where photosynthesis happens. It began as a cyanobacterium swallowed by another cell, and it never left.
From the big bang to chloroplast
The most direct chain from the start of the universe, following what things are made from and, for living things, what they evolved from. Each step shows when it first appeared.
big bang13.8 bn yrs ago
Hhydrogen13.8 bn yrs ago
chlorophylldate unknown
chloroplastc. 1.5 bn yrs ago