How old is our planet Earth?
A) 4.6 thousand years old
B) 4.6 million years old
C) 3.5 billion years old
D) 4.6 billion years old
Correct Answer:
Verified
Q2: What do the following groups of organisms
Q3: The main hypothesis about the origin of
Q4: Which of the following statements is accurate?
A)Prokaryotes
Q5: Where do you expect to find thermophiles?
A)In
Q6: Nitrogen-fixing bacteria convert atmospheric nitrogen (N2 gas)
Q7: Prokaryotic organisms are present in how many
Q8: By what means do prokaryotes typically divide?
A)Binary
Q9: Where would you expect to find methanogens?
A)Near
Q10: Halophiles are a type of _.
A)Bacteria
B)Archaea
C)Eukarya
D)Animals
Q11: Which protective structure forms to protect certain
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