|
Fact |
Category |
Date |
|
211 |
The Planck constant is a physical constant used to describe the sizes of quanta. It relates the energy of a photon to the frequency of that photon. |
Science > Physics |
11/14/08 |
|
212 |
A Klein bottle is a non-orientable surface with no distinct "inner" and "outer" sides. |
Science > Math |
11/16/08 |
|
213 |
The sponge is the least complex multicellular organism. |
Science > Biology |
11/18/08 |
|
214 |
The largest living organism in U.S.A. is the Quaking Aspen in Utah. |
Science > Biology |
12/08/08 |
|
215 |
Cytoplasm is the jelly-like fluid between the nucleus and the cell membrane; it is mostly made of water. |
Science > Biology |
12/27/08 |
|
216 |
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 |
|
217 |
Mitosis is composed of four main phases: prophase, metaphase, anaphase, and telephase. |
Science > Biology |
01/15/09 |
|
218 |
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 |
|
219 |
Mitosis is how a multi-cellular organism grows or gains body mass. |
Science > Biology |
01/16/09 |
|
220 |
Binary fission is the form of asexual reproduction and cell division, which is mainly used by bacteria. |
Science > Biology |
01/17/09 |
|
221 |
Sporulation, which is used by mushrooms, is reproduction through the use of spores. |
Science > Biology |
01/18/09 |
|
222 |
The base of the duodecimal system is 12. |
Science > Math |
01/31/09 |
|
223 |
The type of electricity delivered to businesses and residences is alternating current. |
Science > Physics |
02/02/09 |
|
224 |
In humans and most mammals, a male has an X and a Y chromosome. |
Science > Biology |
02/02/09 |
|
225 |
Human cells have 23 pairs of chromosomes. |
Science > Biology |
02/02/09 |
|
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