| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.43 |
| Score | 0% | 69% |
Saturated fats can __________ LDL ("bad") cholesterol while unsaturated fats can __________ it.
stabilize, raise |
|
decrease, raise |
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raise, decrease |
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decrease, stabilize |
Saturated fats can raise LDL ("bad") cholesterol while unsaturated fats can decrease it.
Examples of secondary consumers include:
grasshoppers |
|
plankton |
|
wolves |
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chickens |
Secondary consumers (carnivores) subsist mainly on primary consumers. Omnivores are secondary consumers that also eat producers. Examples are rats, fish, and chickens.
__________ is caused by a lack of iron in the diet.
anemia |
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diabetes |
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scurvy |
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shingles |
Anemia, which may cause weakness, dizziness, and headaches is caused by a lack of iron in the diet.
Cellular fermentation takes place:
aerobically |
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in plant cells |
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anaerobically |
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in the presence of oxygen |
If no oxygen is present, cellular respiration is anaerobic and will result in fermentation where either lactic acid or alcohol is used instead of oxygen.
Blood is created in:
red blood cells |
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the liver |
|
the heart |
|
bone marrow |
Blood is created in bone marrow and is made up of cells suspended in liquid plasma. Red blood cells carry oxygen, white blood cells fight infection, and platelets are cell fragments that allow blood to clot.