4 Given the information provided, how many genes are defined among these five mutant lines?423O 51 A researcher mutagenized a group of butterflies and isolated six butterflies with extra-long bodies. Each butterfly has a recessive mutation in only one gene. The researcherperformed a complementation test using the six butterflies and got the following results, where "+" is wild-type body and "-" is extra-long body.12341+34+-??+-++++ +

Answered: Given the information provided, how…

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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Given the information provided, how many genes are defined among these five mutant lines?
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A researcher mutagenized a group of butterflies and isolated six butterflies with extra-long bodies. Each butterfly has a recessive mutation in only one gene. The researcher
performed a complementation test using the six butterflies and got the following results, where "+" is wild-type body and "-" is extra-long body.
1
2
3
4
1
+
3
4
+
-
?
?
+
-
+
+
+
+ +

Expert Solution

Step 1

A complementation test is used to determine the gene function in recessive alleles. It is also called as a cis-trans test. It determines if the particular phenotype due to two mutations is actually due to two different forms of a gene or alleles.

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