As a young child, you preferred to collect shells and insects, dig through the mud around a pond, and
watch birds rather than play video games. What did you have in common with Charles Darwin?
a. an interest in history
b. an interest in evolution
c. an interest in natural history
d. an interest in geology
e. an interest in biogeography
C
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Answer the following statements true (T) or false (F)
1. Anton van Leeuwenhoek is given credit for developing the first compound light microscope. 2. The wavelength of visible light limits the size of objects that can be seen with the compound light microscope. 3. The resolving power of compound light microscopes can be improved by adding additional magnifying lenses. 4. A brightfield microscope can be converted to a darkfield microscope by replacing the condenser on a brightfield microscope with a darkfield condenser. 5. Primary syphilis is usually diagnosed in the clinical microbiology laboratory by the use of a scanning electron microscope.
__________ occurs in different patterns depending
on the species and selection pressures. Fill in the blank(s) with the appropriate word(s).
Along coastlines, the area between high tide and low tide is the
A. hydrothermal vent. B. continental shelf. C. intertidal zone. D. estuary. E. open ocean.
In his studies of colonization of hard substrates by various subtidal invertebrates, Michael Keough made the interesting discovery that, among isolated bare patches, __________ more successfully colonized the larger patches.
A) the better competitors, tunicates and sponges, B) the disturbance-adapted species, bryozoans and polychaetes, C) the large predators, such as starfish, D) microbial films, consisting of bacteria and fungi,