During isovolumetric relaxation group of answer choices the av and semilunar valves are open and ventricular pressure is increasing. the av and semilunar valves are closed and ventricular pressure is increasing. the av and semilunar valves are open and ventricular pressure is decreasing. the av valves are open, the semilunar valves are closed, and ventricular pressure is decreasing. the av and semilunar valves are closed and ventricular pressure is decreasing.

The table below shows data for a population of fish in a pond. fish body color # of fins scales? tail shape a silver 4 yes fan b pink 4 yes flat c black 4 yes fan d orange 4 yes flat e orange 4 yes fan f silver 4 yes flat which of the above characteristics would be most in developing a classification system for the fish? a. body color and tail shape b. presence of scales and tail shape c. body color and number of fins d. number of fins and presence of scales