The period during which the presence of stromatolites decline is the Proterzoic period. Stromatolites are widely distributed sedimentary structures consisting of laminated carbonate or silicate rocks, produced over geologic time by the trapping, binding, or the precipitating of sediment by groups of microorganisms, primarily cyanobacteria.
It is Glycolysis.
a word from (Glyco from glucose), (lysis from breaking)
I would think the answer is B.) All species share a common ancestor and that change occurs through time.
- I've recently went over this again with my teacher. I hope this helps! (:
Answer:
Gravity.
Explanation:
Gravity is the force by which a planet or other body draws objects toward its center. The force of gravity keeps all of the planets in orbit around the sun.
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