Which of Thfollowing Eukaryotic Organelles Arbelieveto Havexisteas Independent Prokaryotes in Thpast
Which of thfollowing eukaryotic organelles arbelieveto havexisteas independent prokaryotes in thpast?
A) chloroplasts
B) chloroplasts and mitochondria
C) mitochondria and lysosomes
D) lysosomes and peroxisomes
E) peroxisomes
Correct Answer:
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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
Q40: Thprimitivtemplatthat was thought to busefor forming chains
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
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
Q46: Prokaryotic cells may
A)feed on animals and plants.
B)make
Q47: Bacteria
A)have cell walls composed of cellulose.
B)reproduce primarily
Q79: A coccus
A) is a rod-shaped bacterium.
B) is
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