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4 Cards in this Set
- Front
- Back
- 3rd side (hint)
Why was isopropanol added to to the DNA+NaCl+detergent mixture? |
To decrease the polarity due to the presence of DNA and Na together, allowing DNA to be extracted |
Lab 1 |
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Why was strawberry used as source of DNA (to be extracted)? |
Polyploid, allows us to extract more DNA |
Lab 1 |
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Why was strawberry DNA stained with toluidine blue? |
To visualise changes in chromosome structure at different stages of mitosis since strawberry DNA is colourless to the naked eye |
Lab 2 |
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What is SYBR Gold? |
- A fluoresent dye that binds to double stranded DNA by interacting with the negatively charged backbone and the closely stacked bases - Seen under blue light |
Lab 1 |