what is added to DNA prior to loading it on a gel to prevent it from floating ou

Question

what is added to DNA prior to loading it on a gel to prevent it from floating out of the wells tl wevien e.liganon s) Answer the following proeduraf questions a. What is added to DNA prior to loading it on a gel to prevent it from floating out of the wells? b. What is the non-toxie chemical added to the gels that will allow us to observe the bands under a UV light? Extra Credit Assignment: DNA timeline scavenger hunt Download the scavenger hunt at the following website: http://www.dnai.org/teacherguideldess..timeline pdf 151

Explanation / Answer

a - We add 2X TAE buffer DNA prior to loading it on a gel to prevent it from floating out of the wells.

b- Ethidium bromide is non toxic material. it is ideal in respect to environment safety.

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