Vocabulary

• break down: To forcibly break, destroy or make collapse
• hormone: Chemical produced by the body to control functions
• consume: To eat, drink, buy or use up something
• metabolism: Chemical processes to convert food to energy
• grow: To get bigger and more mature; make plants do this
• control: A device designed to operate a machine
• role: Character played by an actor
• organ: Part of a person's body with a particular function
• energy: Physical or mental strength
• gain: To increase in something, such as weight
• stimulate: To arouse or excite emotionally
• oxygen: A gas in the air that we need to breathe
• body: The physical structure of a person or animal.
• gland: Organ that produces substances for the body to use
• fast: In a way that is difficult to move or change
• weight: How heavy something is