Which term refers to a group of specialized cells of similar structure and function?
a. tissue
b. organ
c. cell cluster
d. organ system
Ans: a. tissue
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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?
Which of Lamarck's ideas was the least influential to Darwin’s evolutionary theory?
a. Species change through time. b. New characteristics are passed from one generation to the next. c. Organisms change in response to their environment. d. Acquired characteristics are passed on from parents to offspring. e. Specific mechanisms exist that foster evolutionary change.
Which bond in ATP is the high energy bond?
a. the bond between the ribose and adenine b. the bond between the alpha phosphate group and the ribose c. the bond between the phosphate groups d. the bond between the gamma phosphate and the water molecule
In the plant life cycle, what process takes place
between the formation of gametes and the formation of the zygote?
a. mitosis b. meiosis c. fertilization d. more than one of these e. none of these