An Apple Orchard Has an Average Yield of 48 Bushels

question 74

Multiple Choice

An apple orchard has an average yield of 48 bushels of apples/tree if tree density is 26 trees/acre. For each unit increase in tree density, the yield decreases by 3 bushels. How many trees should be planted in order to maximize the yield?

• A) 23
• B) 24
• C) 22
• D) 21

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Definitions:

Introns

Non-coding sequences of DNA within a gene that are removed during mRNA processing, leaving only the exons to be translated into protein.

Transgenic Organisms

Organisms whose genomes have been artificially changed by the introduction of a gene from a different species, using techniques of genetic engineering.

Genetically Engineered

Organisms that have had their genetic material altered in a way that does not occur naturally through mating and/or natural recombination.

E. Coli

Escherichia coli, a commonly occurring bacterium in the intestines of warm-blooded organisms, some strains of which can cause food poisoning.