Multiple Choice
What would result for global climate from a massive drop in atmospheric carbon dioxide?
A) An increase in ocean temperature
B) Increased rock weathering
C) A decrease in surface temperature
D) Increased nitrogen availability
Correct Answer:
Verified
Correct Answer:
Verified
Q3: The oldest microfossils are of<br>A)prokaryotes.<br>B)eukaryotes.<br>C)insects.<br>D)pollen grains.
Q4: Which one of the following statements about
Q6: The group that probably gave rise to
Q9: Eukaryotic cells acquired mitochondria and chloroplasts by<br>A)endosymbiosis.<br>B)exocytosis.<br>C)pinocytosis.<br>D)mutation.
Q11: During the snowball earth temperatures at the
Q23: Two principal organelles in eukaryotes that were
Q30: How would the hydrolysis of phosphodiester bonds
Q31: RNA was probably the first molecule used
Q34: Homo sapiens have existed on earth for
Q35: Why is a reducing atmosphere conducive to