In tomatoes, round fruit is dominant over elongated fruit, and smooth skin is dominant over fuzzy or peach skin. An F1plant with round fruit and smooth skin is test-crossed. The following plants were found in the next generation. Round and smooth 14 Round and peach 128 Elongated and smooth 124 Elongated and peach 13 What is the recombination frequency between these two genes? a) 45.2% b) 4.93% c) 90.3% d) 9.7% e) 4.8%
In tomatoes, round fruit is dominant over elongated fruit, and smooth skin is dominant over fuzzy or peach skin. An F1plant with round fruit and smooth skin is test-crossed. The following plants were found in the next generation. Round and smooth 14 Round and peach 128 Elongated and smooth 124 Elongated and peach 13 What is the recombination frequency between these two genes? a) 45.2% b) 4.93% c) 90.3% d) 9.7% e) 4.8%
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
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In tomatoes, round fruit is dominant over elongated fruit, and smooth skin is dominant over fuzzy or peach skin. An F1plant with round fruit and smooth skin is test-crossed. The following plants were found in the next generation.
Round and smooth 14
Round and peach 128
Elongated and smooth 124
Elongated and peach 13
What is the recombination frequency between these two genes?
a) 45.2%
b) 4.93%
c) 90.3%
d) 9.7%
e) 4.8%
Expert Solution
Step 1
Test cross is the cross in which the unknown genotype bearing parent is crossed with a homozygous recessive parent.
- The test cross is used to identify the genotype of unknown parent.
- Test cross can be used to find the genetic distance between two genes.
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