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The Living World 8th Edition by George Johnson
النسخة 8الرقم المعياري الدولي: 978-0078024214The Living World 8th Edition by George Johnson
النسخة 8الرقم المعياري الدولي: 978-0078024214 تمرين 9
Which of the following accurately describes gene expression in prokaryotic cells?
A) All genes are on all the time in all cells, making the needed amino acid sequences.
B) Some genes are always off unless a promoter turns them on.
C) Some genes are always on unless a promoter turns them off.
D) Some genes remain off as long as a repressor is bound.
A) All genes are on all the time in all cells, making the needed amino acid sequences.
B) Some genes are always off unless a promoter turns them on.
C) Some genes are always on unless a promoter turns them off.
D) Some genes remain off as long as a repressor is bound.
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It is well known that transcription init...
The Living World 8th Edition by George Johnson
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