The presence of genes encoding RubisCO enzymes in Methanocaldococcus jannaschii and a species of Pyrococcus indicates that the organisms
A) incorporate carbon dioxide via the acetyl-CoA pathway.
B) incorporate carbon dioxide via the Calvin cycle.
C) incorporate carbon dioxide via the reverse citric acid cycle.
D) utilize molecular hydrogen as an electron donor in chemolithotrophic metabolism.
Answer: B
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Which of the following is not true of water?
A. It is polar. B. It has a high heat of vaporization. C. It has cohesive properties. D. Its evaporation helps regulate body temperature. E. It is a relatively poor solvent.
Coral reproduce sexually by spawning
Indicate whether the statement is true or false
If you were making artificial blood plasma, you wouldn't need
A. proteins. B. salts and ions. C. metabolites and wastes. D. hemoglobin.
Two different organisms CANNOT have the same scientific name.
a. true b. false