| |
Fact |
Category |
Date |
|
| 1 |
A mammal that lays eggs is called a monotreme. |
Science > Biology |
06/04/08 |
|
| 2 |
Adenine and guanine are both purines, meaning they have a double ring. |
Science > Biology |
02/17/09 |
|
| 3 |
An octopus has three hearts. |
Science > Biology |
06/15/08 |
|
| 4 |
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 |
|
| 5 |
Binary fission is the form of asexual reproduction and cell division, which is mainly used by bacteria. |
Science > Biology |
01/17/09 |
|
| 6 |
Biology is the science of life and living organisms. |
Science > Biology |
06/18/08 |
|
| 7 |
Blood vessels that carry blood away from the heart are called arteries. |
Science > Biology |
06/20/08 |
|
| 8 |
Blood vessels that carry blood back toward the heart are called veins. |
Science > Biology |
06/25/08 |
|
| 9 |
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 |
|
| 10 |
By mass, about 10% of the human body is composed of the element hydrogen. |
Science > Biology |
02/02/09 |
|
| 11 |
By mass, about 18% of the human body is composed of the element carbon. |
Science > Biology |
02/03/09 |
|
| 12 |
By mass, about 3% of the human body is composed of the element nitrogen. |
Science > Biology |
02/02/09 |
|
| 13 |
By mass, about 65% of the human body is composed of the element oxygen. |
Science > Biology |
02/02/09 |
|
| 14 |
Carbohydrates are made up of three elements: carbon, hydrogen, and oxygen; they have a monomer of sugars or starches. |
Science > Biology |
02/05/09 |
|
| 15 |
Carcinogens are any substances that have the capability of causing cancer. |
Science > Biology |
02/03/09 |
|
