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Mutations of regulatory elements of developmental genes may have a variety of effects. If a mutation deletes a silencer upstream of a HOX gene, which do you expect? A. cis HOX genes are now up-regulated B. trans HOX genes are now up-regulated C. all HOX genes are now down-regulated D. cis HOX genes are now down-regulated

Mutations of regulatory elements of developmental genes may have a variety of effects. If a mutation deletes a silencer upstream of a HOX gene, which do you expect? A. cis HOX genes are now up-regulated B. trans HOX genes are now up-regulated C. all HOX genes are now down-regulated D. cis HOX genes are now down-regulated

Human Anatomy & Physiology (11th Edition)
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Mutations of regulatory elements of developmental genes may have a variety of effects. If a mutation deletes a silencer upstream of a HOX gene, which do you expect? A. cis HOX genes are now up-regulated B. trans HOX genes are now up-regulated C. all HOX genes are now down-regulated O D. cis HOX genes are now down-regulated
Transcribed Image Text:Mutations of regulatory elements of developmental genes may have a variety of effects. If a mutation deletes a silencer upstream of a HOX gene, which do you expect? A. cis HOX genes are now up-regulated B. trans HOX genes are now up-regulated C. all HOX genes are now down-regulated O D. cis HOX genes are now down-regulated
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