natural selection

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Inside cells, many variations of DNA, RNA, and proteins arise, and natural selection favors the organisms that function most effectively.

From Science Daily • Mar. 9, 2026

That was assumed to be the result of a natural selection.

From Barron's • Feb. 26, 2026

The theoretical approach, which studies human behavior, cognition and emotions as products of natural selection, depicts relationship formation as sales-like, highly gendered and strategy-based.

From Los Angeles Times • Feb. 12, 2026

Lo wants to use a kind of computer-accelerated natural selection to spur the development of better AI models.

From The Wall Street Journal • Feb. 9, 2026

Variation and natural selection offer cogent explanations of the mechanism by which evolution might occur within a species, but they do not explain the formation of species per se.

From "The Gene" by Siddhartha Mukherjee