When considering the initiation of transcription, one often finds consensus sequences located in the region of the DNA where RNA polymerase(s) binds. Which of the following is a common consensus sequence?
A) satellite DNAs
B) GGTTC
C) any trinucleotide repeats
D) TATAAT
E) TTTTAAAA
Answer: D
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Highly controlled clinical experiments have determined that nonsmokers exposed to ETS have a 20 to 30% higher risk of lung cancer than unexposed nonsmokers
Indicate whether the statement is true or false
What are the primary aspects of the process used by a tall tree to move water to the leaves at the top of the tree?
a. positive pressure from roots and cohesion b. cohesion and evaporation c. capillary action and pumps d. capillary action and positive pressure from roots
By using enzymes that destroyed DNA, RNA, or protein, Avery and colleagues were able to determine which of the three molecules was required to transform bacterial cells.
Answer the following statement true (T) or false (F)