You are given a sentence and your task is to generate another sentence that supports the given input.

[EX Q]: A food chain shows how energy and matter flow from producers to consumers.
[EX A]: Food chains carry energy from producers to consumers.

[EX Q]: The constriction of the smooth muscle surrounding the bronchioles and the accumulation of mucus cause periods of airway obstruction and subsequent difficulty in moving air in and (to a greater degree) out of the lungs.
[EX A]: Smooth muscle regulates air flow in lungs.

[EX Q]: ORGANELLE An organelle is membrane-bound structure within a plant's cell (and all eukaryotic cells) where specialized metabolic tasks occur.
[EX A]:
Eukaryotic cells contain organelles that possess special functions.