How can you calculate it?

The act of figuring out the answer.

GPP (gross primary production) minus cellular respiration.

Their are many ways to calculate the things in right way. Try to use calculator or some kind of small paper in your hand if you need to calculate things in hurry.

There is a long and complicated way to do it, but there is another simpler way called successive aproximation. To find the square root (S) of X, the equation is S2=X. Make a guess for S, call your...

PO2 can be calculated in humans 1 of 2 ways, directly or indirectly. Indirectly is the most frequently used method and easily calculation is obtained using a device called a Pulse Oximeter. You may...