18 Flashcards
1
Q
protocell
A
Membranous sacs that contain interacting organicmolecules
2
Q
stromatolite
A
Dome-shaped structures composed of layers of bacterial cells and sediments that stratified over time
3
Q
biomarker
A
Molecule produced only by a specific type of cell; a molecular signature
4
Q
endosymbiosis
A
One species lives and reproduces inside another
