(Question)
Answer the following question given this paragraph: Most of the organisms that once lived on Earth are now extinct. Earth's environment has changed many times. Many organisms could not adapt to the changes. They died out. The organisms that did survive passed traits on to their offspring. The changes added up, eventually producing the species we see today. Q: Species of organisms that have permanently died out can also be called what? Choices: - succinct - inherited - occuring - extinct A:
(Answer)
extinct

(Question)
Answer the following question given this paragraph: Because of their freely moving electrons, metals are good conductors of electricity. Metals also can be shaped without breaking. They are ductile (can be shaped into wires) and malleable (can be shaped into thin sheets). Metals have these properties because of the nature of their metallic bonds. Q: The nature of what gives metals the properties of being ductile and malleable? Choices: - liquid bonds - magneticism - titanium bonds - metallic bonds A:
(Answer)
metallic bonds

(Question)
Answer the following question given this paragraph: Eukaryotic cell division involves mitosis and cytokinesis. Q: Eukaryotic cell division involves mitosis and what? Choices: - meiosis - electrolysis - spermatogenesis - cytokinesis A:
(Answer)
cytokinesis