BIOLOGY QUIZTest Your Knowledge Of Biology With These QuizzesBiology Online Quiz for Kids and Adults #1. Mitochondria in living cell is responsible for: Building proteins To controls all its activity communication with the external environment Power generation Work Harder#2. How Many insects Are There on Earth? Ten billion Ten trillion Ten million trillion 100 billion Work Harder Previous FinishResultsWell Done. You Are Roaring Like A LionKeep Working. Slow & Steady Wins The Race START NEW
