You have isolated 8 mutants in yeast that fail to grow on minimal media plates but do grow when they are supplemented with Arginine. You know that Arginine is synthesized in a biochemical pathway within wild-type yeast, but you do not know how many gene products it takes for the pathway. You have all of the lines as both a and a cells and mate each strain to each other in pairwise crosses and plate them on minimal media to see if they grow. You obtain the following results with (+) representing growth, and (-) indicating no growth: a 1 5 1 3 4 7 How many genes are represented? 2 O 3 4 O 5 8 9 Cannot tell from the data a + + + + + . + +, 0 +, + + + . + + - + + + + + i++ ni + + + + + . + + + m + + + + . + + + N +, + + + , + + + . + + +
You have isolated 8 mutants in yeast that fail to grow on minimal media plates but do grow when they are supplemented with Arginine. You know that Arginine is synthesized in a biochemical pathway within wild-type yeast, but you do not know how many gene products it takes for the pathway. You have all of the lines as both a and a cells and mate each strain to each other in pairwise crosses and plate them on minimal media to see if they grow. You obtain the following results with (+) representing growth, and (-) indicating no growth: a 1 5 1 3 4 7 How many genes are represented? 2 O 3 4 O 5 8 9 Cannot tell from the data a + + + + + . + +, 0 +, + + + . + + - + + + + + i++ ni + + + + + . + + + m + + + + . + + + N +, + + + , + + + . + + +
Biology: The Dynamic Science (MindTap Course List)
4th Edition
ISBN:9781305389892
Author:Peter J. Russell, Paul E. Hertz, Beverly McMillan
Publisher:Peter J. Russell, Paul E. Hertz, Beverly McMillan
Chapter17: Bacterial And Viral Genetics
Section: Chapter Questions
Problem 1ITD
Related questions
Question
![You have isolated 8 mutants in yeast that fail to grow on minimal media plates but do grow when they
are supplemented with Arginine. You know that Arginine is synthesized in a biochemical pathway within
wild-type yeast, but you do not know how many gene products it takes for the pathway. You have all of the
lines as both a and a cells and mate each strain to each other in pairwise crosses and plate them on minimal
media to see if they grow. You obtain the following results with (+) representing growth, and (-) indicating
no growth:
a
1
5
1
a
4
5
6
7
8
How many genes are represented?
O 1
3
7
O Cannot tell from the data
a + + + + + • + + i
0 +, + + + • + +
7 + + + + + , . + +
+ + +
m + + + + + + +
2 + + + + + i +
-I + + . . + + +](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F21660ac5-28b2-4571-9555-dad5f0a9c878%2Fa8cecb23-72eb-4eb3-b82d-37b7096d6a83%2F29zwxys_processed.png&w=3840&q=75)
Transcribed Image Text:You have isolated 8 mutants in yeast that fail to grow on minimal media plates but do grow when they
are supplemented with Arginine. You know that Arginine is synthesized in a biochemical pathway within
wild-type yeast, but you do not know how many gene products it takes for the pathway. You have all of the
lines as both a and a cells and mate each strain to each other in pairwise crosses and plate them on minimal
media to see if they grow. You obtain the following results with (+) representing growth, and (-) indicating
no growth:
a
1
5
1
a
4
5
6
7
8
How many genes are represented?
O 1
3
7
O Cannot tell from the data
a + + + + + • + + i
0 +, + + + • + +
7 + + + + + , . + +
+ + +
m + + + + + + +
2 + + + + + i +
-I + + . . + + +
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