A Heterozygous Fruit Fly with Normal Wings and a Gray

question 85

Multiple Choice

A heterozygous fruit fly with normal wings and a gray body ( VvBb ) is crossed with homozygous flies with vestigial wings and black bodies ( vvbb ) . Out of 800 total F₁ progeny, 296 are normal gray, 328 are vestigial black, 99 are normal black, and 77 are vestigial gray. What is the best explanation for this result?

• A) The loci for wing length and body color are on different chromosomes.
• B) The loci for wing length and body color are on sex chromosomes.
• C) The loci for wing length and body color are on the same chromosome.
• D) Mendel's principle of independent assortment accounts for this.
• E) Mendel's principle of segregation accounts for this.

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Price Indexes

Statistical measures that track changes in the price level of a basket of goods and services over a period of time.

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The total market value of all final goods and services produced within a country in a given period, measured using current prices without adjustment for inflation.

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The measure of a nation's total economic output adjusted for price changes and inflation, representing the actual value of goods and services.

Price Indexes

Statistical measures reflecting the average change over time in the prices paid by consumers or received by producers for goods and services.