In an x-ray diffraction experiment, two different samples of DNA of unknown origin are studied. Sample 1 has a layer spacing of Ax = 4nm and the 4th horizontal line as measured from the center of the 'X' is missing (as indicated by the figure below). Sample 2 has a layer spacing of Ax = 1mm and there are no horizontal lines missing from the diffraction pattern. What is a possible explanation for these results? D (diameter) 10000 a (rise andgle) B (base stacking) P (helical pitch) S (offset) The Sample 1 DNA has a smaller pitch P and a smaller offset S than Sample 2 DNA.. The Sample 1 DNA has a smaller pitch P than Sample 2; Sample 1 is a double helix while Sample 2 is a single helix. The Sample 1 DNA has a larger pitch P than Sample 2; Sample 1 is a double helix while Sample 2 is a single helix. The Sample 1 DNA has a larger pitch P and a smaller offset S than Sample 2 DNA.. The Sample 1 DNA has a smaller pitch P than Sample 2; Sample 1 is a single helix while Sample 2 is a double helix..
In an x-ray diffraction experiment, two different samples of DNA of unknown origin are studied. Sample 1 has a layer spacing of Ax = 4nm and the 4th horizontal line as measured from the center of the 'X' is missing (as indicated by the figure below). Sample 2 has a layer spacing of Ax = 1mm and there are no horizontal lines missing from the diffraction pattern. What is a possible explanation for these results? D (diameter) 10000 a (rise andgle) B (base stacking) P (helical pitch) S (offset) The Sample 1 DNA has a smaller pitch P and a smaller offset S than Sample 2 DNA.. The Sample 1 DNA has a smaller pitch P than Sample 2; Sample 1 is a double helix while Sample 2 is a single helix. The Sample 1 DNA has a larger pitch P than Sample 2; Sample 1 is a double helix while Sample 2 is a single helix. The Sample 1 DNA has a larger pitch P and a smaller offset S than Sample 2 DNA.. The Sample 1 DNA has a smaller pitch P than Sample 2; Sample 1 is a single helix while Sample 2 is a double helix..
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