Thprimitivtemplatthat was thought to busefor forming chains that resemblproteins or nucleic acids was
A) stratified mica crystals.
B) clay compounds.
C) the bottom of tidal pools.
D) dried-out mud flats.
E) pockets in lava beds.
Correct Answer:
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Q35: Which of thfollowing was NOT includein Miller's
Q36: _ ardome-shapestructures composeof layers of early cells
Q37: Which of thfollowing statements may apply to
Q38: Stromatolites appeareabout _ years ago.
A)6,000
B)1,000,000
C)250,000,000,000
D)3,500,000,000
E)50,000,000,000
Q39: Therarseveral evidences that RNA may have
A)carried genetic
Q41: Thearliest animals appeareabout _ years ago.
A)2,700,000,000
B)570,000,000
C)36,000,000,000
D)750,000,000
E)15,000,000
Q42: Which of thfollowing eukaryotic organelles arbelieveto havexisteas
Q44: Thfirst eukaryotic cells may havbeen
A)bacteria.
B)archaea.
C)protists.
D)algae.
E)fungi.
Q45: Which of thfollowing organisms sharespacwith thfirst animals?
A)bacteria
B)archaeans
C)fungi
D)protists
E)all
Q79: A coccus
A) is a rod-shaped bacterium.
B) is
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