About the Authors

Shannon R. McDermott

Current address: Biology Department, Duke University, Durham, North Carolina, United States of America.

Affiliation Department of Biological Sciences, Cedar Crest College, Allentown, Pennsylvania, United States of America

Richard M. Kliman

rmkliman@cedarcrest.edu

Affiliation Department of Biological Sciences, Cedar Crest College, Allentown, Pennsylvania, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: RK. Performed the experiments: SM. Analyzed the data: RK SM. Contributed reagents/materials/analysis tools: RK. Wrote the paper: RK SM.