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Home Q & A Board Biology-Related Homework Help General Biology
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AutoPenalti AutoPenalti
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5 years ago
Both prokaryotic and eukaryotic cells use ________ to turn certain genes on or off.
A) RNA transcriptase
B) intron segments
C) proteins
D) nucleosome packing
Textbook 
Campbell Biology: Concepts and Connections

Campbell Biology: Concepts and Connections


Edition: 8th
Authors:
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celticgreencelticgreen
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5 years ago
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AutoPenalti Author
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5 years ago
Thanks for your help!!
joyceess
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Yesterday
Just got PERFECT on my quiz
choih94
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2 hours ago
Brilliant ツ
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