Due to a Recessively Inherited Trait, Some Plants Fail to Produce

question 21

Multiple Choice

Due to a recessively inherited trait, some plants fail to produce chlorophyll and therefore are white rather than green. If we locate a pea plant that is heterozygous for this trait, self-pollinate it, harvest the seeds, and then plant the seeds, what are the likely phenotypes of the resulting offspring?

• A) 100% green
• B) 100% white
• C) approximately 1/2 green and 1/2 white
• D) approximately 1/4 white and 3/4 green
• E) approximately 1/4 green and 3/4 white

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Definitions:

Zhao Mengfu

A prominent Chinese scholar, painter, and calligrapher during the Yuan Dynasty, known for his landscapes and horse paintings.

Forbidden City

The Chinese imperial palace complex in Beijing, which served as the home of emperors and their households for nearly 500 years, from the Ming to the end of the Qing dynasty.

North-South Axis

A directional line used in geography and cartography that runs from the North Pole to the South Pole.

Hall of Supreme Harmony

The largest hall within the Forbidden City in Beijing, China, used for major ceremonies, such as imperial weddings and coronations.