Aman is alone on a small island at sea and has not eaten in many days. as a result of starvation, his body begins to break down its macromolecules for fuel to keep him alive. of the following cellular processes, which is being carried out the most to with the macromolecule breakdown?
a
dehydration synthesis
b
hydrolysis
c
respiration
d
homeostasis

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.