Biology

Definition: A cell is the smallest unit of life. All living things contain one or more cells. Pronunciation: selz (rhymes with “bells”) Origin: The word “cell” comes from the Latin word “cellula.” Cellula means “small room.” Introduction What Are Cells? Have you ever wondered what makes you alive? Your body contains trillions of tiny parts … Read more

Definition: The process green plants use to make food from sunlight, water, and carbon dioxide. Pronunciation: /ˌfoʊ.t̬oʊˈsɪn.θə.sɪs/ (foh-toh-SIN-thuh-sis) Origin: Greek words “photo” meaning light and “synthesis” meaning putting together. Introduction Photosynthesis makes your breakfast possible. You wake up hungry and pour cereal into a bowl. You add milk. Then you take a big bite. That … Read more