Chapter 18 Flashcards
(3 cards)
1
Q
Protocell
A
A simple bubble-like structure that might have been the first step toward living cells.
2
Q
Cyanobacteria
A
Bacteria that can do photosynthesis and make oxygen (also called “blue-green algae”).
3
Q
Stromatolite
A
Rock-like structures built by layers of cyanobacteria trapping sediments.
