Another action potential can be produced, but only if the stimulus is greater than the threshold stimulus. 1  corresponds to the period when the potassium channels are open (several milliseconds) 2  the nerve cell membrane becomes progressively more 'sensitive' (easier to stimulate) as the relative refractory period proceeds.
There are apâ¦proximately 12 G of naturally occurring sugar per every 100 G of weight which is generally the size of a small banana. 1 large is in the area of 17. Source: nutritiondata.com/2009   How many grams of sugar in a bananna.
One large banana (8 to 9 inches long) will have 31 grams effective (net) carbohydrate, 3.5 grams fiber, 17 grams of sugar, and 121 calories. As you can see, that's double the 1/2-cup serving, which is why it's a good idea for low-carb dieters to stick to the smaller amount.