Which best explains how natural gas deposits formed? A. Heat from the sun transformed decaying animals into natural gas
over millions of years.
B. Pressure from sediment turned decaying plankton at the bottom
of the ocean into natural gas.
C. Dead plants compacted underground for hundreds of years
eventually turned into natural gas
D. Coal turned to gas underground, creating natural gas.

According to the rna world hypothesis, rna acted as the genetic material and catalyzed reactions in ancient cells. what conclusion can you draw from this?               a.  this implies that dna and proteins aren't essential in cells today.    b.  this implies that rna can catalyze any chemical reaction that enzymes catalyze.    c.  this implies that if a cell has a problem with its dna, its rna can compensate for the damaged dna.    d.  this implies that dna and proteins evolved after rna.