Which of the following statements is FALSE? O All living organisms are capable of digestion.
All living organisms require metabolism for survival.
O All living organisms are capable of external or internal movement.
O All living organisms are capable of responding to changes in their environment.

Ascience research group is testing a new type of plant food. one trial is conducted in a controlled experiment. the data from the trial show that the plant that received the new food grew faster than the control plant. the group announces that the new plant food makes plants grow faster. what is the main weakness in this scientific claim?