You Collect the Following Data on Genotypes for a Sunflower

question 56

Multiple Choice

You collect the following data on genotypes for a sunflower population: AA: 40, AB: 20, BB: 40. Based on Hardy-Weinberg predictions you expected the following numbers: AA: 25, AB: 50, BB: 25. Which of the following is a plausible explanation for the deviation?

• A) balancing selection
• B) negative frequency-dependent selection
• C) inbreeding
• D) genetic drift

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Definitions:

Trachea

The windpipe, a tube that connects the pharynx and larynx to the lungs, allowing for air passage.

Adam's Apple

A noticeable bulge in the human neck, more prominent in males, formed by the thyroid cartilage surrounding the larynx.

Vocal Cords

Bands of tissue in the larynx that vibrate to produce sound when air passes through them during speech or singing.

Glottis

Opening for airflow in the larynx.