| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.44 |
| Score | 0% | 69% |
In the metric system, what prefix represents 103?
milli |
|
kilo |
|
mega |
|
centi |
Kilo is the metric system prefix for 103.
Reproductive haploids are also known as:
sperm |
|
diploids |
|
ovum |
|
gametes |
Reproductive (haploid) cells known as gametes have half as many (23) pairs of chromosomes as normal (diploid) cells. When the male gamete (sperm) combines with the female gamete (ovum) through meiosis to form a zygote, each gamete supplies half the chromosomes needed to form the normal diploid cells.
Which of the following temperatures is least like the others?
0K |
|
32°F |
|
-273°C |
|
absolute zero |
Absolute zero is the coldest possible temperature in the universe. In the Kelvin scale, absolute zero is 0K and in the Celsius scale it is -273°C.
Which of these is not a recognized blood type?
AB |
|
O |
|
AO |
|
B |
Blood is categorized into four different types (A, B, AB, and O) based on the type of antigens found on the outside of the red blood cells. Additionally, each type can be negative or positive based on whether or not the cells have an antigen called the Rh factor.
Saturated fats can __________ LDL ("bad") cholesterol while unsaturated fats can __________ it.
stabilize, raise |
|
decrease, stabilize |
|
decrease, raise |
|
raise, decrease |
Saturated fats can raise LDL ("bad") cholesterol while unsaturated fats can decrease it.