Which mammal is able to synthesize all the vitamin C (ascorbic acid) it needs?
A. guinea pigs
B. dogs
C. monkeys
D. humans
E. All of the choices are correct.
Answer: B
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The Law of Thermodynamics that states that increases in entropy are favored is:
A. The First Law of Thermodynamics B. The Second Law of Thermodynamics C. The Third Law of Thermodynamics D. The Fourth Law of Thermodynamics
The introduction of Kudzu was inadvertent
a. True b. False
Which molecule is secreted from the peritubular capillary network into the convoluted tubules?
A. salt B. plasma proteins C. H+ D. nutrients E. water
How are populations involved in speciation?
A. interbreeding with other populations must occur B. large populations must decrease in number C. population gene pools must become isolated D. small populations must increase in number