Refer to the accompanying figure. Which label indicates the location of the promoter region?
a. A
b. B
c. C
d. D
e. E
e
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Shake tubes are used to determine the
A. pH requirements for bacterial growth. B. temperature requirements for bacterial growth. C. oxygen requirements for bacterial growth. D. salt requirements for bacterial growth.
Initiation factors are ____ that assist in the initiation of transcription
a. mRNAs b. proteins c. tRNAs d. amino acids e. snRNPs
The initial experiment of Koga and Fugatsu, in testing for any bacterial cause of aphid color change, involved all of these except
A. the specific amounts of red and green pigment molecules were initially measured as dependent variables. B. a group of green aphids was grown, then killed in order to produce an extract to test on red aphids. C. a group of red aphids was treated with the independent variable of Rickettsiella bacteria infection from green aphids. D. a group of red aphids was grown as a control group. E. a group of aphids infected with Rickettsiella bacteria was grown, then killed in order to produce an extract to test on red aphids.
The attachment protein for almost all rhinoviruses is (BCG/ICAM-1/IgA). (Be sure your answer is in uppercase letters.)
What will be an ideal response?