Answer the following questions for the data set below. A species of plant F1 testcross gave...

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Biology

Answer the following questions for the data set below.
A species of plant F₁ testcross gave rise to theF₂ phenotypes:
Short hair wildtype, shorttailÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â 625
Short hair wildtype, long tailwildtypeÂ Â Â Â Â Â Â Â Â Â Â Â 48
Long hair, long tailwildtypeÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â 645
Long hair, shorttailÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â 39
Q1. a) Do the genes appear to be linked? Answeryes, no, or maybe.Â Â 1mark
Â Â Â Â Â Â Â b) Explain youranswer. 2 marks
Q2. a) What do the phenotype numbers tell you aboutrecombination frequencies of these
Â Â Â Â Â Â Â Â Â Â Â Â allelesduring meiosis? 1 mark
Â Â Â Â Â Â Â b) How does thisrelate to linkage? 2 marks
Q3. What is the genotype of the testcross individual? 2marks
Q4. What is the genotype of the F₁female?Â Â 2 marks
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Answer & Explanation Solved by verified expert

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Ans1 a Yes the gene appearsto be linkedb If the calculatedrecombination frequency is less than 50 then the genes occur inthe same chromosome i e linked The calculated recombinationfrequency in this experiment is See Answer

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