Asked by anon
Body size in mice is controlled in part by genetics. The following data show the number of mice grouped by lengths:Number of Mice by Length GroupLength GroupNumber of MiceVery small (4--5 cmcentimeter)2Small (5--7 cmcentimeter)6Average (7--10 cmcentimeter)15Large (10--12 cmcentimeter)7Very large (12--13 cmcentimeter)1A bar graph showing the Mouse Body Size in a Population.▶Click for Long DescIdentify the inheritance pattern that this trait follows in mice.(1 point)Responsesincomplete dominanceincomplete dominancepolygenicpolygeniccomplete dominancecomplete dominanceMendelian
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Polygenic.
Explanation: The trait shows a continuous, bell-shaped distribution of sizes (many intermediate phenotypes), which is characteristic of polygenic (quantitative) inheritance rather than simple Mendelian or dominance patterns.
Explanation: The trait shows a continuous, bell-shaped distribution of sizes (many intermediate phenotypes), which is characteristic of polygenic (quantitative) inheritance rather than simple Mendelian or dominance patterns.
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