The genetic code is said to be ________ because more than one codon will specify a particular amino acid.
A. ambiguous
B. degenerate
C. repetitious
D. multiplicative
Answer: B
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Bacterial electron transport chains may be comprised of fewer components and have lower P/O ratios than mitochondrial transport chains.
Answer the following statement true (T) or false (F)
How are sound vibrations amplified in a vertebrate ear?
A. by movements of the basilar membrane induced by fluid vibrations B. by movement of the bones of the middle ear C. by differences in the surface area of the eardrum versus the oval window D. by movements of the basilar membrane induced by fluid vibrations AND by movement of the bones of the middle ear
Examine Figure 18.5. Which of the following species would you characterize as restricted to nonserpentine soils in southwestern Oregon?
A) black oak B) hawkweed C) ragwort D) fireweed
Which of the following is NOT treated with antibiotics?
A) plague B) tularemia C) Lyme disease D) Ebola E) anthrax