miniPCR bio
TM
Dye Electrophoresis Lab: Molecular Rainbow - Student's Guide
Version: 1.0 - Release: April 2022 - © 2022 by miniPCR bio™
Student's Guide
P./20
Interpreting results
1. Use the image on the right to draw the
bands that you see on your gel. There
are six lanes on the gel: one for each dye
sample.
Charge:
2. Which lane(s) in the gel contain bands
made up of negatively charged molecules?
Explain how you can tell.
Post-lab study questions
3. Which lanes(s) in the gel contain bands made up of positively charged molecules? Explain how
you can tell.
Composition of samples:
4. Which sample(s) contained a single type of dye molecule? Explain how you can tell.
5. Which sample(s) were mixtures and contained more than one type of dye molecule? Explain
how you can tell.
- - - - - - - - Negative - - - - - - - -
+ + + + + + + Positive + + + + + + +
R O Y G B P
