testes

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.

If a human embryo has XY chromosomes the SRY gene leads to the formation of testes, which then produce hormones including testosterone that lead to male development - and can increase muscle mass and strength.

From BBC • Aug. 31, 2025

In the brain, sexual differentiation starts before birth and results from a combination of sex chromosomes in brain tissue, sex hormones produced by the testes or ovaries and the environment.

From Salon • Apr. 22, 2025

Researchers found high levels of microplastics in human and dog testes.

From Los Angeles Times • May 23, 2024

Over the past couple of decades researchers have found that long-distance signaling goes beyond a few glands and organs—the pancreas, thyroid, testes, and ovaries—that spill out familiar hormones such as insulin and testosterone.

From Science Magazine • May 22, 2024

In one of the robins the concentration of DDT in the testes was heavier than in any other part of the body.

From "Silent Spring" by Rachel Carson