Transposable elements modify gene regulation in maize to confer drought tolerance, alter flowering time, and enable plants to grow in toxic aluminum soils.
Our ability to adapt to fantastically diverse circumstances did not result from the happenstance of environmental conditions.
Miniature designs often require more foresight and delicate engineering than large designs. Examples are abundant in the living world.
Methylation of key development genes represses their expression, and with it eye development, in this venerable icon of evolution.