What describes a promoter? A. A length of DNA that controls the expression of a gene B.
Question:
What describes a promoter?
A. A length of DNA that controls the expression of a gene
B. A piece of RNA that binds to DNA to switch off a gene
C. A polypeptide that binds to DNA to switch on a gene
D. A triplet code of three DNA nucleotides that codes for ‘stop’
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Related Book For
Cambridge International AS And A Level Biology
ISBN: 9781107636828
4th Edition
Authors: Mary Jones, Richard Fosbery, Jennifer Gregory, Dennis Taylor
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