joe’s doctor prescribed him a to disrupt the movement of calcium into the blood vessels so that it will relax the vessels.

Ineed to know why d is the correct answer asap

Photosynthesis uses co2 and cellular respiration produces co2. we call the point when the two processes are in balance--when there is no net production of co2--the compensation point. how might you limit one of the processes in order to achieve a compensation point?

Isotopes of the same element have differ in their