In your experiment you measured OD340 and assumed this corresponds to the rise in NADH concentration. How can you increase your confidence that you actually measured a change in NADH concentration (using a plate reader/spectrophotometer)

odds are decent that your handwriting right now looks a little bit different than it did five years ago, and will look different again in five more. when i look back through my notebooks from middle school to now, i see a long, slow progression from meticulous and teeny letters to bigger, sloppier ones, plus a few side detours: sometime in high school, for example, i decided those loopy cursive lowercase f’s were just the coolest, adopting them as the lone rep for cursive in my otherwise all-print handwriting.

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the correct answer would be b) volume versus temperature, because they are also directly proportional.

a physical change biology

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