Inflammation of the mucous membranes of the sinuses is called ________
A) asthma B) sinusitis
C) laryngitis D) respiratory distress syndrome
Answer: B
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Knowing the concentration of microorganisms in a sample is often an important consideration for environmental, industrial, and medical microbiologists, yet a microscope is sometimes not used to accomplish this task
Explain five major limitations to using a light microscope to directly count microorganisms. What will be an ideal response?
Honeybees must maintain specific temperatures to thrive. On hot days, the hive can quickly
overheat, so some bees will stand near the entrance and fan their wings to provide cool air currents into the hive. In winter, honeybees cluster together in their hives and vibrate their wings in a form of shivering to generate heat and maintain the hive at a constant temperature. This heating and cooling is a form of
a. homeostasis. b. evolution. c. competition. d. homology
The scientific study of the diversity of organisms and the evolutionary relationships between them is
referred to as: a. taxonomy. b. ecology. c. biological classification. d. evolutionary biology. e. systematics.
Nematodes
A. have a pseudocoelom. B. are bilaterally symmetrical. C. have a mouth and an anus. D. All of the above are correct.