| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.61 |
| Score | 0% | 72% |
Water freezing or boiling is an example of which of the following?
heating |
|
phase transition |
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sublimation |
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cooling |
A substance undergoes a phase transition when it moves from one state of matter to another, for example, when water freezes or boils.
A person's genotype is their genetic makeup and includes:
both dominant and recessive alleles |
|
phenotypes |
|
dominant alleles |
|
recessive alleles |
A person's genotype is their genetic makeup and includes both dominant and recessive alleles. Phenotype is how the genes express themselves in physical characteristics.
The __________ nervous system controls voluntary actions.
somatic |
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peripheral |
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central |
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autonomic |
Part of the peripheral nervous system, the somatic nervous system is made up of nerve fibers that send sensory information to the central nervous system and control voluntary actions.
Which of these is not a type of fat?
polyunsaturated |
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cholesterol |
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saturated |
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monounsaturated |
Fats come in three types, saturated (meats, shellfish, eggs, milk), monounsaturated (olives, almonds, avocados), and polyunsaturated (vegetable oils).
Which of the following states of matter exists at the highest temperature?
liquid |
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solid |
|
gas |
|
none of these |
Solids exist at a lower temperature than liquids which exist at a lower temperature than gases.