The last known population of Neanderthals lived as recently as ____ years ago
a. 8,000
b. 18,000
c. 28,000
d. 38,000
e. 48,000
ANSWER: c
Biology & Microbiology
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A chromosomal inversion that does not include the centromere is
A) epicentric. B) paracentric. C) metacentric. D) isocentric.
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The most dangerous arrhythmia is
a. ventricular tachycardia. b. ventricular bradycardia. c. ventricular flutter. d. atrial fibrillation. e. ventricular fibrillation.
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To which category of nutrients does table sugar (sucrose) belong?
A) carbohydrates B) proteins C) fats D) minerals
Biology & Microbiology