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Balancing Robustness and Evolvability

Figure 1

A Neutral Network of Four RNA Secondary Structures, with One Member Connected to Two Sequences outside the Network, One with Lower, and One with Higher Fitness

Colored positions show mutations, whereas the scale to the left of each sequence shows its relative fitness. (Figure credit: Jeffrey E. Barrick, Michigan State University, East Lansing, Michigan, United States)

Figure 1

doi: https://doi.org/10.1371/journal.pbio.0040428.g001