Which of the following sequences is not generally found in the core promoter of RNA polymerase II?
A. BRE
B. DPE
C. enhancer
D. Inr
E. TATA
C
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Answer the following statements true (T) or false (F)
1. A single gene always encodes for an enzyme. 2. RNA polymerase II of eukaryotes always requires more than one general transcription factor to initiate transcription. 3. DNA is used as a template to make mRNA, which contains the information to make a polypeptide. 4. As part of the transcriptional unit, regulatory sequences are the sites where RNA polymerase and transcription factors bind to regulate transcription.
If you were to penetrate through the epidermal
layer of a root, you would next encounter the a. xylem. b. endodermis. c. cortex. d. phloem. e. pericycle
Which structure acts as a "release valve" for the force of the pressure waves entering the cochlea?
a. the round window b. the oval window c. the Eustachian tube d. the organ of Corti e. the tectorial membrane
Which of the following is a nonvascular plant? Select all that apply.A) mossB) gymnospermC) liverwortD) fernE) hornwort
What will be an ideal response?