| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.10 |
| Score | 0% | 62% |
Which of these is matter than cannot be separated into different types of matter by ordinary chemical methods?
atom |
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molecule |
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compound |
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element |
An element is matter than cannot be separated into different types of matter by ordinary chemical methods.
A dominant trait will be expressed when paired with:
a chromosome |
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a recessive trait |
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a dominant trait |
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a gene |
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 energy posessed by a thrown baseball is an example of what kind of energy?
kinetic |
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potential |
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gravitational |
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transitional |
Kinetic energy is the energy posessed by a moving object. Potential energy is stored energy in a stationary object based on its location, position, shape, or state.
Blood is delivered to bodily tissues through:
arterioles |
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veins |
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capillaries |
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plasma |
The aorta is the body's largest artery and receives blood from the pulmonary vein via the left ventricle. From there, blood is circulated through the rest of the body through smaller arteries called arterioles that branch out from the heart. Finally, blood is delivered to bodily tissues through capillaries.
The Rh factor antigen in blood determines:
postive or negative |
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universal recipient status |
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blood type |
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universal donor status |
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.