Question 11

(Multiple Choice)

Analyze the following growth of a bacterial colony. Analyze the following growth of a bacterial colony.   What is the genotype of the bacterium? A)bio<sup>+</sup>,leu<sup>+</sup>,lac<sup>-</sup> B)bio<sup>+</sup>,thr<sup>+</sup>,leu<sup>+</sup>,met<sup>+</sup> C)leu<sup>+</sup>,met<sup>+</sup>,lac<sup>+</sup> D)leu<sup>+</sup>,met<sup>+</sup>,lac<sup>-</sup> E)bio<sup>+</sup>,thr<sup>+</sup>,lac<sup>-</sup> What is the genotype of the bacterium?


A)bio+,leu+,lac-
B)bio+,thr+,leu+,met+
C)leu+,met+,lac+
D)leu+,met+,lac-
E)bio+,thr+,lac-

Answer