Question

Joy has a DNA sample from each of five unknown animals. She wants to find the molecular mass of each sample to determine which sample belongs to which animal. Which method should she use?

a. gel electrophoresis of the DNA samples
b. transformatiion of different E. coli strains using the DNA samples
c. paper chromatography of the DNA samples

Answer 1

The correct answer is A) gel electrophoresis of DNA samples

Step-by-step explanation:

When you use gel electroporesis it shows you the differences in the animals DNA. This will help her decide who the animals are. (I took the test also )

Answer 2

Answer is B since it uses strains and differential transformation to see