Oxygen and carbon dioxide are both gases that diffuse directly across the point membrane. What determines WHICH DIRECTION they move?*

Ahypothesis that has been tested again and again , with similar results each time may become a law , true or false

45 points how are people today being protected from tsunamis? earthquake data is analyzed to detemrine if a tsunami is likely, and if so, warnings are sent out. areas in tsunami risk zones are no longer heavily populated. radar is used to measure wave heights regularly. meteorologists study the winds to determine if wave heights will be large.

This is the interaction of two organisms where one is and the other is neither nor harmed.