The results of the Lenski and Travisano experiment on cells in 12 replicate lines of E.coli illustrate the fact that
A)evolution by natural selection is sometimes significantly affected by chance events, such as random mutations, and the order in which they happen.
B)evolution by natural selection is often a predictable, repeatable process.
C)A and B
D)None of the above

Question

Quizplus · Accepted Answer

The Lenski and Travisano experiment demonstrated both the role of chance events, like random mutations, and the predictability of evolutionary processes, as similar adaptations were observed across different E. coli populations.

The Results of the Lenski and Travisano Experiment on Cells