All but which of the following are true about
cone snail venom?
a. They are potential sources of new drugs of
medical interest.
b. They are made by snails inhabiting the
South Pacific Ocean.
c. The venom immobilizes the cone snail’s
prey.
d. They are lethal to cone snail prey.
e. All of these are true.
D
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Cells of Staphylococcus aureus are cocci measuring about 1 ?m in diameter. In a textbook image of S. aureus, each cell measures about 1 cm. The magnification of the image on the page is ________.
A. 0.001X B. 10,000X C. 0.0001X D. 1,000X E. 100X F. 0.01X G. This is impossible to calculate without more information.
Frigatebirds have been observed to pirate food by:
a. perching on feeding pelicans and then stealing fish. b. beating and jostling boobies in flight, forcing them to regurgitate their food - then seizing it. c. preying on other birds. d. both a and b. e. both b and c.
What serves as a pressure release valve for the force of the air waves passing through the cochlea?
a. eustachian tube b. oval window c. tympanic membrane d. round window e. auditory nerve
The Kissimmee River Restoration Project is intended to
A) drain natural wetlands in the central Florida region. B) increase biodiversity of the region. C) restrict ecotourism and other recreational usage in the impacted region. D) provide areas for homes and businesses.