9th Grade Science Quizzes & Trivia

Cloning is a scientific term that has been around for several years. It began when a sheep was cloned. This meant that an identical replica of the first sheep was produced by using the cells from the first sheep. The cloned sheep was known as Dolly.

An atom that gains a negative electron, it becomes a negative ion. If it loses an electron it becomes a positive ion. Some atoms lose electrons and become positive ions. Others gain electrons and become negative ions. The atom then loses or gains a &

There are many differences between Meiosis I and mitosis. However, the major difference that separates the two into different processes is that in meiosis I, the daughter cells have a random chromosome assortment that which comes from the parents. Wh

The lungs are protected by a strong cage of bones on both sides of the body. This is the rib cage which supports the shoulder girdle to form the core of the human skeleton. One thing about the ribs, unlike other bones of the body, is that when one or