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Browse Fact Box about Science - Biology


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  Factv Category Date  
1 A frogs ulna and radius are fused together, and the tibia and fibula are fused together. Science > Biology 04/19/14
2 A mammal that lays eggs is called a monotreme. Science > Biology 06/04/08
3 Adenine and guanine are both purines, meaning they have a double ring. Science > Biology 02/17/09
4 An octopus has three hearts. Science > Biology 06/15/08
5 Before mitosis occurs, a cell will go through interphase, which is how the cell will spend the majority of its time. Science > Biology 01/15/09
6 Binary fission is the form of asexual reproduction and cell division, which is mainly used by bacteria. Science > Biology 01/17/09
7 Biology is the science of life and living organisms. Science > Biology 06/18/08
8 Blood vessels that carry blood away from the heart are called arteries. Science > Biology 06/20/08
9 Blood vessels that carry blood back toward the heart are called veins. Science > Biology 06/25/08
10 Budding is a form of reproduction in which a new organism is formed from a protrusion of an existing organism. Science > Biology 01/16/09
11 By mass, about 10% of the human body is composed of the element hydrogen. Science > Biology 02/02/09
12 By mass, about 18% of the human body is composed of the element carbon. Science > Biology 02/03/09
13 By mass, about 3% of the human body is composed of the element nitrogen. Science > Biology 02/02/09
14 By mass, about 65% of the human body is composed of the element oxygen. Science > Biology 02/02/09
15 Carbohydrates are made up of three elements: carbon, hydrogen, and oxygen; they have a monomer of sugars or starches. Science > Biology 02/05/09

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