Increase in the population of photosynthetic bacteria using the oxygen-releasing pathway led to an increase in the oxygen levels in the seas and air.What was (were)the major consequence(s)of that change?
A) I only
B) II only
C) I and II
D) I and III
E) I, II, and III

Question

Increase in the population of photosynthetic bacteria using the oxygen-releasing pathway led to an increase in the oxygen levels in the seas and air.What was (were)the major consequence(s)of that change? 
A) I only 
B) II only 
C) I and II 
D) I and III 
E) I, II, and III

Quizplus · Accepted Answer

The Answer of Increase in the population of photosynthetic bacteria using the oxygen-releasing pathway led to an increase in the oxygen levels in the seas and air.What was (were)the major consequence(s)of that change? 
A) I only 
B) II only 
C) I and II 
D) I and III 
E) I, II, and III

Increase in the Population of Photosynthetic Bacteria Using the Oxygen-Releasing