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Sometimes Scientists Get Lucky

Question 61

Multiple Choice

Sometimes scientists get lucky.Consider Mendel's dihybrid cross shown in the figure. Sometimes scientists get lucky.Consider Mendel's dihybrid cross shown in the figure.   Peas have a haploid number of seven chromosomes, so many of their genes are linked.What would Mendel's results have been if the genes for seed color and seed shape were linked with a map distance of 14 units? A)  14% recombinant, approximately 7% round green and 7% wrinkled yellow B)  14% recombinant, approximately 7% round yellow and 7% wrinkled green C)  50% recombinant, approximately 25% round yellow and 25% wrinkled green D)  90% recombinant, approximately 45% round green and 45% wrinkled yellow E)  90% recombinant, approximately 45% round yellow and 45% wrinkled green Peas have a haploid number of seven chromosomes, so many of their genes are linked.What would Mendel's results have been if the genes for seed color and seed shape were linked with a map distance of 14 units?


A) 14% recombinant, approximately 7% round green and 7% wrinkled yellow
B) 14% recombinant, approximately 7% round yellow and 7% wrinkled green
C) 50% recombinant, approximately 25% round yellow and 25% wrinkled green
D) 90% recombinant, approximately 45% round green and 45% wrinkled yellow
E) 90% recombinant, approximately 45% round yellow and 45% wrinkled green

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