The common ancestry (monophyly) of all of life is confirmed by
A) the similar appearances of organisms in all major groups.
B) ample fossil evidence.
C) DNA as the genetic material that codes for proteins.
D) the presence of specialized cell membrane infoldings.
E) the biochemical similarities in membrane composition.
Correct Answer:
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Q7: Match the name of the bacteria from
Q8: The earliest prokaryotic fossils date back at
Q9: The common ancestor of life probably had
A)
Q10: Gram-negative, rod-shaped bacteria
A) are all closely related.
B)
Q11: The Gram-staining method is useful for classifying
Q13: The space between the outer membrane and
Q14: Which of the following interfere(s) with the
Q15: Both eukaryotes and prokaryotes
A) have membrane-enclosed organelles.
B)
Q16: Clostridium and Escherichia are both well-known genera
Q17: The deepest split on the tree of
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