Catalase is most effective at a ph of 7. if line lv represents catalase activity at ph 5, which line most likely shows the activity of the enzyme at ph 4?

Found evidence that the continents were joined together at one time.

The negative change found inside the plasma membrane is created by potassium ions sodium ions hydrogen ions chlorine ions

During an experiment, readings for blood pressure in a persons body were found to be constant . however , when he measured by a different blood pressure cuff , the readings differed by 15 points for each reading. this difference indicates that the results are