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Dictionary » P » P-r intervals P-r intervalsP-R interval In the electrocardiogram, the time elapsing between the beginning of the p wave and the beginning of the next qRS complex; it corresponds to the a-c interval of the venous pulse and is normally 0.12-0.20 sec. Synonym: p-Q interval. ![]()
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Results from our forumRe: Beer Lambert Law... so you can adjust the amount in the cuvette for having been diluted prior to measuring); and you need to be more enlightening about the time intervals involved in collecting the specimen(s). If this is taking blood samples at timed intervals to see how quickly something is cleared from the ...
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A biochemical question... "Questions 5-11 In a lab experiment, one enzyme is combined with its substrate at time 0. The product is measured in micrograms at 20-second intervals and recorded on the data table below. Time(s) 0 (space) 20 (space) 40 (space) 60 (space) 80 (space)100 (space) 120 Product 0.0 (space)0.25 ...
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Re: what's the different between rest and sleep?... external stimuli. During sleep the brain in human beings and other mammals undergoes a characteristic cycle of brain-wave activity that includes intervals of dreaming. What is up with that bogus link you put for rest? You get google points for clicks? Link removed.
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Protein concentrations:Can it drastically change its effect?did you do some determinations at various intervals of time after treatment? Here is an idea: inoculate your protein on your culture, then after 6 hours take the flasks out of the incubator and freeze the cells. After 12 hours take the other flasks ...
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Anova test help... was getting at), but you need to do Fisher exact T-tests, I think they’re called, or some sort of contrast. It’s possible that the confidence intervals about the group means were meant to be used as contrasts, but I don’t know how they were calculated here. You need to spend some time staring ...
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