A hypothesis of thorigin of molecules of lifis that thesmolecules werformed
A) by meteorites which delivered them to earth.
B) in interstellar clouds of ice, dust, and gases and were delivered to earth by meteorites.
C) in interstellar clouds of ice, dust, and gases, including oxygen, and were delivered to earth by meteorites.
D) in supernova clouds of ice, dust, and gases, including oxygen, and were delivered to earth by asteroids.
E) from hydrogen, carbon dioxide, oxygen, and nitrogen gases in a supernova and were delivered to earth by comets.
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A)absorbed their food supplies from the
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A)sugars.
B)oxygen.
C)lipids.
D)proteins.
E)nucleotides.
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Q36: _ ardome-shapestructures composeof layers of early cells
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