Question

Indicate which test tube should be placed in the appropriate locations in the table to show the banding patterns that each model predicts. Test tubes may be used once, more than once, or not at all.

Answer 1

Test tubes may be used more than once would be the correct way to answer the question. The test can be well cleaned and dried for number of uses. This is a great advantage of the test tube. I hope that this is the answer that you were looking for and the answer has actually come to your desired help.

Answer 2

Test tubes can be used more than once if you disinfect them to make them stable.