A student observes a researcher streaking a plate numerous times, flaming the loop between streaks. The researcher is likely using the ______ method to isolate microorganisms.
Fill in the blank(s) with the appropriate word(s).
Ans: Streak plate
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In addition to cystic fibrosis patients, patients with which other disease are at greatest risk of death due to fulminant lung infections and/or bacteremia caused by B. cepacia?
a. Cardiovascular disease b. Chronic kidney disease c. Chronic obstructive pulmonary disease d. Chronic granulomatous disease
Many antibiotics cause mispairing between codons and anticodons. What fatal effect would this mispairing have on the cell?
What will be an ideal response?
An animal ignores a stimulus to which it is continually subjected. This is a behavior known as
A. thinking. B. ignorance. C. instinct. D. habituation.
Fibrinogen is __________.
a. a blood protein that is converted to fibrin to form a blood clot b. a blood protein that escorts lipids through the circulatory system c. a cell fragment involved in the blood-clotting mechanism d. a cell involved in fighting microorganisms e. a protein involved in oxygen transport