The internal structure of a chloroplast. The light-independent reactions of photosynthesis are chemical reactions that convert carbon dioxide and other compounds into glucose. These reactions occur in the stroma, the fluid-filled area of a chloroplast outside of the thylakoid membranes.
The Excel TIME function is a built-in function that allows you to create a time with individual hour, minute, and second components. The TIME function is useful when you want to assemble a proper time inside another formula.
Add or subtract time. Not many people can easily add two different times together to get a total, or subtract one time from another to get the total time spent working on a project. Fortunately, Excel can easily add or subtract time, using simple formulas.n cell D2, subtract the end time from the start time by typing the formula: =C2-B2, and then pressing Enter. We need to format cell D2 to get rid of â AM .â. Follow step 4 under Add up more than 24 hours.