A single basic dye is used in simple stains.
Answer the following statement true (T) or false (F)
True
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A bird in your care has an infection in its air sacs. What do you predict would be the effect of this infection?
A. The bird would be unable to fly as a result of aerodynamic changes in the infected air sacs. B. The bird would be much more vulnerable to toxic gases as the air sacs could no longer be protective. C. Since the air sacs are vestigial, there would be no effect. D. Metabolism and overall activity levels would decline as a result of lower oxygen flow.
Animals that possess both male and female sexual organs
a. are parthenogenetic and typically self-fertilize. b. are hermaphroditic and typically self-fertilize. c. are dioecious and typically cross-fertilize. d. are dioecious and typically self-fertilize. e. are hermaphroditic and typically cross-fertilize.
All atoms of an element have the same number of ________
A) protons plus neutrons B) protons C) electrons D) neutrons
First line of defense may be described as
A) the release of prostaglandins and leukotrienes in response to microbes. B) intact skin, mucous membranes, sebum, tears, and so forth. C) damage resulting in cell lysis. D) the coating of a pathogen by complement. E) nonspecific leukocytes that secrete toxins onto the surface of virally infected cells.