Changes often happen in the living environments of organisms. ______, True, False, When an organism reacts to a change, the change is called a response. ______, True, False, In algae, protozoans, and fungi, a response can be movement toward or away from a stimulus. ______, True, False, Advanced plants use hormones to help them respond to changes from the outside. ______, True, False, Roots and stems cannot move toward or away from a stimulus. ______, True, False, The opening and closing of leaves are controlled by hormones. ______, True, False, In animals, responses are reflexes under the control of the nervous system. ______, True, False

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