Microscopic or macroscopic degenerative changes or abnormalities in infected host cells and tissues are called ________ ________.
Fill in the blank(s) with the appropriate word(s).
cytopathic effects
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A damaged red blood cell is removed from circulation by
A) phagocytosis by macrophages in the spleen. B) basophils releasing histamine to stimulate breakdown of RBCs. C) returning to red bone marrow and autolyzing. D) being actively transported into macrophages in the liver and spleen. E) endocytosis directed by monocytes.
Fructose and glucose are both ____.
A. six-carbon sugars B. disaccharides C. monosaccharides D. disaccharides and six-carbon sugars E. monosaccharides and six-carbon sugars
Which of the following statements about the intermediate disturbance hypothesis are true? Check all that apply.
A. Intermediate disturbance should lead to increases in species richness. B. An example of intermediate disturbance would be a tree fall in a mature rain forest. C. Disturbances tend to lead to the dominance of K-selected species. D. The intermediate disturbance hypothesis predicts that most communities eventually reach an end-state or climax community. E. Intermediate disturbance should lead to all successional stages being present in the community at the same time.
Which of the following is regulated by the kidneys?
A. blood pressure B. plasma sodium levels C. blood volume D. blood pH E. All of the choices are correct.