There’s no evidence that a single ‘gay gene’ exists

Instead, a combo of small genetic factors and environmental influences affects partner choice

gay couple

There’s no one “gay gene,” but many genetic, environmental, social and cultural factors may combine to influence sexual behavior, researchers say.

oneinchpunch/Shutterstock

This article is only available to Science News subscribers.

Subscribers, enter your e-mail address to access our archives.

Not a subscriber?

Science News is a nonprofit.

Support us by subscribing now.

More Stories from Science News on Genetics

From the Nature Index

Paid Content