| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.16 |
| Score | 0% | 63% |
In cell biology, what part of the cell contains organelles?
cell wall |
|
cell membrane |
|
nucleus |
|
cytoplasm |
The nucleus of a eukaryotic cell contains the genetic material of the cell and is surrounded by cytoplasm which contains many organelles.
Traits represented by genes may be which of the following?
expressed |
|
all of these |
|
recessive |
|
dominant |
The traits represented by genes are inherited independently of each other (one from the male and one from the female gamete) and a trait can be dominant or recessive. A dominant trait will be expressed when paired with a recessive trait while two copies of a recessive trait (one from each parent) must be present for the recessive trait to be expressed.
The universal recipient blood type can recieve any other blood type. Which blood type is the universal recipient?
AB-positive |
|
O |
|
O-negative |
|
AB |
Blood transfer is limited by the type and Rh factor of the blood. Someone who has Rh-factor negative blood cannot receive blood with a positive type but a person with Rh-factor positive type blood can receive Rh-negative blood. Type O negative blood is the universal donor because it can be given to a person with any blood type. Type AB positive is the universal recipient meaning someone with this blood type can receive any other type of blood.
In the metric system, what prefix represents 103?
mega |
|
milli |
|
kilo |
|
centi |
Kilo is the metric system prefix for 103.
A dominant trait will be expressed when paired with:
a gene |
|
a chromosome |
|
a dominant trait |
|
a recessive trait |
The traits represented by genes are inherited independently of each other (one from the male and one from the female gamete) and a trait can be dominant or recessive. A dominant trait will be expressed when paired with a recessive trait while two copies of a recessive trait (one from each parent) must be present for the recessive trait to be expressed.