If you start with 3 double-stranded DNA fragments, after 4 cycles of PCR you will have ________ fragments.
A. 48
B. 24
C. 27
D. 12
E. 81
Answer: A
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Antibiotics that are given by injection are said to have a(n) ________ route of administration.
A. topical B. oral C. parenteral D. venal
Some protists have a pellicle, which is used for
a. defensive purposes. b. sexual reproduction. c. structural support. d. water absorption. e. food storage.
In a food chain consisting of four trophic levels, if the energy present in the top level is 48 kcal/m2/yr, how much energy do you expect in herbivores? (Use an energy transfer rate of 10%.)
A. 4.8 kcal/m2/yr B. 48 kcal/m2/yr C. 480 kcal/m2/yr D. 4,800 kcal/m2/yr E. 48,000 kcal/m2/yr Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? Gather Content · What do you already know about energy flow? 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?
Motor neurons carrying information to smooth muscle, cardiac muscle, and all other tissues and organs except skeletal muscle belong to the ________ division of the peripheral nervous system
Fill in the blank(s) with correct word