Which of the following X-ray diffractograms was obtained from "wetter" DNA fibres?
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- Which DNA samples are likely to be contaminated?How would you estimate the size of the unknown DNA fragement just by looking at the gel?Download BLOSUM30 and BLOSUMB0 substitu- tion matrices and place them side by side on your computer screen. What are the differences between the two matrices? Why do you see these differences?
- Why were both “+ DNA” and “- DNA” mixtures prepared and plated?Identify the solution component that contains the extracted DNA.ANSWER IN 3-5 SENTENCES: What do you mean by amphoteric substance? Give examples of substance that is/are amphoteric. What is the purpose of the power supply in gel electrophoresis? Among the short and long strand of DNA, which moves the farthest in the gel and why? What is the purpose of buffer in agarose gel electrophoresis?
- what is the full name of the TISSUSE TYPE at the end of the arrow for letter F? F1) Does this look like any other lettered structure on this photomicrograph? If yes, which one and how are they similar.Use a drawing to illustrate the principle of DNA gel electrophoresis. (2 marks)-+This is what I was tested on last week. All the information is already in the question. The professor gave me no other information. Is my professor wrong?
