A mutation in TFIIIE could result in
A. a failure of the RNA polymerase to bind to TFIIB
B. a failure of the RNA polymerase to maintain an closed complex
C. a failure of the RNA polymerase to maintain an open complex
D. no effect on transcription
C
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a. strong acids. b. weak acids or weak bases. c. weak acids. d. strong bases. e. strong acids or strong bases.
Someone who steps on a sharp nail will quickly lift their foot away. This quick reaction is known as a(n)
_____________________. Fill in the blank(s) with the appropriate word(s).
What is evolution?
A) a rare event B) a process that is constantly occurring at the same rate in all organisms C) a process that occurs as a result of differences in reproductive fitness D) a process that occurred only in the past
The secondary response in the B cell response occurs when memory cells bind to ________
A) antibodies B) antigens C) histamine D) defensive proteins