The term chemotroph refers to an organism that
A. gets energy by oxidizing chemical compounds.
B. uses CO2 for its carbon source.
C. gets energy from sunlight.
D. must obtain organic compounds for its carbon needs.
E. does not need a carbon source.
Answer: A
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A. Pseudomonas B. Pasteurella C. Shigella D. Vibrio
Chemical bonds that are formed when one atom with a partial positive charge (created from unequal
sharing of electrons) is electrically attracted to another atom with a partial negative charge (also created from unequal sharing of electrons) are called ____.
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What is different from one DNA nucleotide to the next?
A. The base B. The sugar molecule C. The protein D. The phosphate group
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