Which organelle receives proteins and lipid-filled vesicles from the endoplasmic reticulum and then repackages them for export in secretory vesicles?
a. Nucleolus
b. Golgi apparatus
c. Nucleus
d. Lysosome
Answer: b. Golgi apparatus
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IgE molecules involved in hypersensitivity reactions have become attached to
A. neutrophils. B. mast cells. C. B cells. D. macrophages. E. mast cells AND B cells.
The anthrax attack of Fall 2001 was accomplished by mailing the agent in ordinary envelopes. This method of delivery took advantage of the ability of Bacillus anthracis to produce (aerosols/endospores/spores).
Fill in the blank(s) with the appropriate word(s).
Electromagnetic energy of which of the
following wavelengths can damage DNA?
a. 300 micrometers b. 300 centimeters c. 300 nanometers d. 300 millimeters e. 300 meters
Which of the following is NOT associated in some
way with peat bogs? a. Sphagnum b. fuel source c. rapid decomposition d. acid environment e. well-preserved human bodies