Which event is likely to add the most carbon dioxide to the atmosphere?

a) development of a hurricane in the Gulf of Mexico
b) leakage from a nuclear reactor in Japan
c) clear-cutting of trees in the Brazilian rain forest
d) eruption of a volcano in Iceland


Answer: d) eruption of a volcano in Iceland

Biology & Microbiology

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What is the name of the process by which carbon sediments on the ocean floor are moved beneath one tectonic plate, and may eventually be released by volcanic activity?

a. sublimation b. infusion c. subduction d. lithification

Biology & Microbiology

Standard metabolic rate (SMR) and basal metabolic rate (BMR) are _____

A) used differently: SMR is measured during exercise, whereas BMR is measured at rest B) used to compare metabolic rates during feeding and other active conditions C) both measured across a wide range of temperatures for a given species D) both measured in animals in a resting and fasting state

Biology & Microbiology

The basic building block of a protein is called a(n)

What will be an ideal response?

Biology & Microbiology

Are transformation and transduction the same process?

A. No only transformation passes on genes for pathogenicity. B. Yes, both processes transfer specific gene products to a specific bacterium. C. Yes, they both involve the acquisition of viral genes. D. No, although both involve gene transfer, the sources of the genetic material differ.

Biology & Microbiology