|
Fact |
Category |
Date |
|
16 |
There are eight main biological classifications of organisms: domain, kingdom, phylum, class, order, family, genus, and species. |
Science > Biology |
10/07/08 |
|
17 |
The sponge is the least complex multicellular organism. |
Science > Biology |
11/18/08 |
|
18 |
The largest living organism in U.S.A. is the Quaking Aspen in Utah. |
Science > Biology |
12/08/08 |
|
19 |
Cytoplasm is the jelly-like fluid between the nucleus and the cell membrane; it is mostly made of water. |
Science > Biology |
12/27/08 |
|
20 |
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 |
|
21 |
Mitosis is composed of four main phases: prophase, metaphase, anaphase, and telephase. |
Science > Biology |
01/15/09 |
|
22 |
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 |
|
23 |
Mitosis is how a multi-cellular organism grows or gains body mass. |
Science > Biology |
01/16/09 |
|
24 |
Binary fission is the form of asexual reproduction and cell division, which is mainly used by bacteria. |
Science > Biology |
01/17/09 |
|
25 |
Sporulation, which is used by mushrooms, is reproduction through the use of spores. |
Science > Biology |
01/18/09 |
|
26 |
In humans and most mammals, a male has an X and a Y chromosome. |
Science > Biology |
02/02/09 |
|
27 |
Human cells have 23 pairs of chromosomes. |
Science > Biology |
02/02/09 |
|
28 |
By mass, about 65% of the human body is composed of the element oxygen. |
Science > Biology |
02/02/09 |
|
29 |
Primate cells, except for those of humans, have 24 pairs of chromosomes. |
Science > Biology |
02/02/09 |
|
30 |
By mass, about 10% of the human body is composed of the element hydrogen. |
Science > Biology |
02/02/09 |
|
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