What Does It Mean to Say That an Allele Is

question 54

Essay

What does it mean to say that an allele is "fixed" in a population? What could lead to such a fixed allele?

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Definitions:

Upper Mantle

The layer of the Earth located beneath the Earth's crust and above the lower mantle, characterized by its semi-fluid asthenosphere and more rigid upper part.

Topographic Profile

A cross-sectional view of the Earth's surface elevations along a line, showing any hills, valleys, and other features.

Colorado Rockies

A major mountain range in western North America, extending from New Mexico to British Columbia, known for its stunning landscapes and outdoor recreation.

Mississippi River

One of the longest rivers in the United States, flowing southward from northern Minnesota to the Gulf of Mexico.