Multiple Choice
According to scientific evidence, the first organisms on Earth must have been ____.
A) aerobic
B) pathogenic
C) anaerobic
D) heterotrophs
E) multicellular
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q40: _ may have been a source of
Q41: Humans acquire their first microorganisms during _.<br>A)
Q42: _ may have been the ancestors of
Q43: It is hypothesized that _ may have
Q44: Experiments like those performed by Stanley Miller
Q46: Label the figure below showing three mechanisms
Q47: The theory that early metabolic reactions occurred
Q48: Match the prokaryote with the correct description.<br>-These
Q49: The _ protists may cause dysentery after
Q50: Match the following terms with the description