If you were to take a trip from New York City (33 feet above sea level) to Denver (5280 feet above sea level), which of these would change?

a. atmospheric oxygen concentration
b. tidal volume
c. partial pressure of CO2 in the lungs
d. vital capacity


c. partial pressure of CO2 in the lungs

Biology & Microbiology

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Differentiation occurs only in multicellular organisms

Indicate whether the statement is true or false.

Biology & Microbiology

Where is a ganglion found?

a. brain

b. spinal cord c. peripheral nervous system d. brain stem e. interneurons

Biology & Microbiology

Severe acute respiratory syndrome (SARS)

A. is classified as an opportunistic infection. B. causes high fever, pneumonia, and respiratory distress. C. began with an initial outbreak in the United States and then spread to Canada and China. D. is caused by the respiratory syncytial virus.

Biology & Microbiology

Which of the following can describe the phospholipid bilayer?

a. a homogenous solution b. a heterogenous solution c. fluid mosaic d. homogenous mosaic

Biology & Microbiology