How does an enhancer stimulate transcription?
A) It brings more nucleotides to the site transcription site.
B) It brings more tRNA to the transcription site.
C) It binds to regions of DNA far removed from the transcription site and then binds to the transcription site.
D) None of these is correct.
C
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How might knowledge of the direction of the prevailing wind at a given location be used in the design of an energy efficient home, and how can you determine the prevailing wind direction from landscape and ground features?
What will be the ideal response?
A map symbol that looks like the letter "T" is used to record ________ on a map.
A. formation boundaries B. the orientation of a fold axis C. the location of fossils D. strike and dip E. the orientation of joints
Which of the following is true regarding mean sea level?
(a) A consistent value has yet to be determined due to all the variables. (b) It is at the same level along the entire North American coast. (c) It is calculated based on average tidal levels recorded hourly at a given site over a period of many years. (d) The sea level along the Gulf Coast is the lowest for the coasts of the lower 48 states.
Which of the following describes the degree to which geologic processes have concentrated a mineral resource above its average concentration in Earth's crust?
A. enrichment factor B. geologic factor C. concentration level D. relative abundance E. economic potential