|
Fact |
Category |
Date |
|
16 |
One pound (454 grams) of body fat is equal to about 3,500 Calories. |
Science > Biology |
09/30/08 |
|
17 |
One gram of protein provides about four Calories of energy. |
Science > Biology |
09/24/08 |
|
18 |
One gram of fat provides about nine Calories of energy. |
Science > Biology |
09/26/08 |
|
19 |
One gram of carbohydrates provides about four Calories of energy. |
Science > Biology |
09/23/08 |
|
20 |
One danger of diving, commonly called "the bends", can occur by ascending too fast. |
Science > Biology |
09/16/08 |
|
21 |
Nucleic acids have a monomer of nucleotides and are made up of hydrogen, carbon, oxygen, and nitrogen. |
Science > Biology |
02/06/09 |
|
22 |
Mitosis is how a multi-cellular organism grows or gains body mass. |
Science > Biology |
01/16/09 |
|
23 |
Mitosis is composed of four main phases: prophase, metaphase, anaphase, and telephase. |
Science > Biology |
01/15/09 |
|
24 |
Lipids have a monomer made up of three fatty acids and a glycerol and are mostly made of carbon, hydrogen, and oxygen. |
Science > Biology |
02/06/09 |
|
25 |
In humans and most mammals, a male has an X and a Y chromosome. |
Science > Biology |
02/02/09 |
|
26 |
In humans and most mammals, a female has two X chromosomes. |
Science > Biology |
02/02/09 |
|
27 |
In 1928, Frederick Griffith discovered what he called the "transforming principle", or what is now known as DNA. |
Science > Biology |
02/12/09 |
|
28 |
If an organism is heterozygous for a trait, they have both the dominant and recessive alleles. |
Science > Biology |
07/07/08 |
|
29 |
Human cells have 23 pairs of chromosomes. |
Science > Biology |
02/02/09 |
|
30 |
During Meiosis, the cells produced are genetically different. |
Science > Biology |
11/23/09 |
|
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