I’m trying to pass biology i have a 68 in the class pls

Competition occurs between species when

According to the cladogram, which organisms have roundworms as a common ancestor?

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?