Number <u>3</u> is the chloroplast. The chloroplast helps the plant obtain food by <u>photosynthesis</u>. Number <u>1</u> is the central vacuole. The central vacuole helps a plant maintain its structure by <u>turgor pressure</u>.
Your body can store some fuels in a form that offers muscles in a immediate source of energy. Carbohydrates such as sugar are readily broken down in glucose, the part of your bodies principal energy source.