Arabidopsis thaliana with Knockout of the AGAMOUS Gene (image) Institute of Transformative Bio-Molecules (ITbM), Nagoya University Share Print E-Mail Caption (A) Observation of a flower within a flower (double flower). Scale bar is 5 cm; (B) Enlarged photo of the double flower. Scale bar is 1 cm. Credit ITbM, Nagoya University Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.