NASA has published a list of criteria for identifying fossil bacteria in samples from Mars, as part of a search for evidence of life. Which of the following is good evidence for the presence of bacterial cells?
A) Three-dimensional organization of cells in a starburst pattern
B) Absence of carbon in the material
C) Cell size of 0.5 to 2 microns
D) No evidence of water in the surrounding mineral
Correct Answer:
Verified
Q64: Which of the following is not true
Q65: All cells contain _.
A) mitochondria to generate
Q66: One nucleotide contains one _.
A) phosphate
B) pentose
Q67: A culture of an organism believed to
Q68: Characteristics shared by all cells include _.
A)
Q70: Which of the following is a correct
Q71: ATP differs from the nucleotides found in
Q72: A new organism was identi?ed that contained
Q73: Which pertains to DNA but not to
Q74: The most important outcome of polypeptide intrachain
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