| 1 |
The hearts of amphibians have how many chambers? |
Three chambers: two atria and one ventricle
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Three chambers: two atria and one ventricle
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| 2 |
According to the Anglo-Saxon Chronicle, how did Ealdred travel to Jerusalem compared to those who had gone before him? |
In such state as no-one had done before him
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In such state as no-one had done before him
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| 3 |
Which Soviet spacecraft carried two tortoises around the Moon during the run-up to Apollo 7? |
Zond 5
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Zond 5
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| 4 |
How long did Worden's deep space EVA last during the return to Earth? |
39 minutes
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39 minutes
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| 5 |
How much more central nervous system stimulation does dextroamphetamine produce compared to levoamphetamine? |
Roughly three to four times more
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Roughly three to four times more
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