In simulations of tidal flat conditions, amino acids form short chains by binding to ____.
A) water molecules
B) clay particles
C) iron sulfide
D) rock chambers
E) hydrothermal vents
Correct Answer:
Verified
Q34: Which process or element was present first?
A)aerobic
Q35: What structure may have acted as a
Q36: Mitochondria most resemble _.
A)archaeans
B)aerobic bacteria
C)cyanobacteria
D)early eukaryotes
E)anaerobic bacteria
Q37: Ribosomes can catalyze formation of peptide bonds.
Q38: The metabolic reactions that occur in all
Q40: Stromatolites were formed by _.
A)animals
B)heterotrophic bacteria
C)photosynthetic bacteria
D)red
Q41: Once an endosymbiotic relationship was established between
Q42: There are several proposed mechanisms that could
Q43: Four of the five answers listed below
Q44: Discoveries by _ led other scientists to
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