During convection, less dense fluid rises and denser fluid sinks.

Hey me with this one❤☺❤ how do you say that a cell also has a life span and death like an organism? give one example.

How does human environment effect the biosphere​

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?