Relative Population Size
A
0 2 4 6 8 10 12 14
Time (days)
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Key
Paramecium (predator)
Yeast (prey)
What is the most probable reason for the increasing predator population from day 5 to day 7?
A. an increasing food supply from day 5 to day 6
B. a predator population equal in size to the prey population from day 5 to day 6
C. the decreasing prey population from day 1 to day 2
D. the extinction of the yeast on day 3
chemical compounds