Which set of valves closes when the ventricles relax?

What type of competition exsist between two species. turtles and fish

With the word calcite wich completes the analogy mineral, erosion, marble, or aragonite

Acell goes through cellular respiration and produces atp which it then uses to move a molecule across the cell membrane. how does the energy in the original glucose molecule change during this process? (2 points)