What macromolecule is vital to the storage of energy for marine organisms?
a. Proteins
b. Carbohydrates
c. Nucleic acids
d. Lipids
d
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Under what circumstance might slow-growing mycobacteria appear to produce colonies in a few days?
a. When the inoculum is too heavy b. When subcultured to an enriched medium c. When incubated at slightly warmer tem-peratures d. When kept in the light
The loudness of a sound depends on the ____ of the sound wave
a. wavelength b. amplitude c. frequency d. type e. substance
Which of the following is studied by a population geneticist?
a. How selective forces change the allele frequencies in a population over time b. How genetic traits and ecosystems affect the migration patterns of populations c. How embryological development impacts the expansion of a population d. How evolution causes the development of multiple species within a population
Reverse transcriptase helps to convert:
A. dsDNA into dsRNA B. dsRNA into ssDNA C. ssDNA into dsRNA D. dsRNA into dsDNA E. ssRNA into dsDNA