HIV adversely affects
A. red blood cells.
B. nerve cells.
C. macrophages.
D. T helper cells.
E. macrophages AND T helper cells.
E
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Which of the following two enzymes are needed to construct a cDNA library?
A. reverse transcriptase and DNA ligase B. reverse transcriptase and Taq polymerase C. DNA ligase and Taq polymerase D. Taq polymerase and RNA polymerase Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain and what do they mean? Gather Content · What do you already know about DNA libraries? Consider Possibilities · Consider the different answer options. Which can you rule out? Choose Answer · Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer? Reflect on Process · Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
MacConkey agar is
A. a selective agar. B. a differential agar. C. a selective and differential agar. D. used to distinguish between bacteria by the type of hemolysis observed.
Heat is used to drive the stain into cells in the ________ staining procedure(s)
A) endospore stain B) acid-fast stain C) capsule stain D) Gram stain E) both acid-fast and endospore stains
The process of preserving foods in brine is called (canning/pickling/salting).
Fill in the blank(s) with the appropriate word(s).