Multiple Choice
Who demonstrated the possibility of producing organic compounds from gases and water if the mixture is exposed to sparks from an electrode?
A) Miller and Urey
B) Ballard
C) Starr
D) Watson and Crick
E) Orgel and Crick
Correct Answer:
Verified
Correct Answer:
Verified
Q6: Which organism arose first?<br>A)archaea<br>B)animals<br>C)fungi<br>D)plants<br>E)protists
Q7: Cyanobacteria are ultimately responsible for the ozone
Q8: Metabolism may have begun when _ within
Q9: Ribosomes can catalyze formation of peptide bonds.
Q10: All species on Earth today are descended
Q12: Astrobiologists study Earth's _ to find clues
Q13: What compound served to contain interacting organic
Q14: What step occurred first in the evolution
Q15: There are several proposed mechanisms that could
Q16: In simulations of tidal flat conditions, amino