A field of wildflowers contains approximately equal numbers of red, yellow, and white flowers. A fire moves through the field and kills most of the red and yellow flowers, but leaves a small population of white flowers undisturbed. The following year, most of the flowers that grow in the field are white. Which process has resulted in the random change in the genetic makeup of the flower population?

A) gene flow
B) stabilizing selection
C) genetic drift
D) directional selection


Ans: C) genetic drift

Biology & Microbiology

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A symptom of a transmissible spongiform encephalopathy (TSE) is:

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What is the first step in genetic recombination?

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