Which theory is used to help explain the origin of chloroplasts and mitochondria?
A) The theory of spontaneous generation
B) The theory of natural selection
C) The geologic time theory
D) The cell theory
E) The endosymbiont theory
Correct Answer:
Verified
Q13: The "Cambrian explosion" refers to:
A)The mass extinction
Q14: Which scientist,using S-shaped curved open-necked flasks to
Q15: It is thought that the first multicellular
Q16: Which of the following is not a
Q17: It is thought that the first cells
Q19: Which of the following did not occur
Q20: Stanley Miller's first prebiotic simulation experiment showed
Q21: The first vascular plants evolved during the:
A)Cambrian
Q22: A mass extinction perhaps caused by a
Q23: The "Age of Amphibians" was the:
A)Permian period
B)Ordovician
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