Sometimes Scientists Get Lucky

question 225

Multiple Choice

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

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A polite expression of praise or admiration.

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An act of kindness beyond what is due or usual.

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Intentionally causing harm or damage to oneself, often as a form of coping with distress or mental health issues.