How bacteria pass CRISPR immunity to their descendants

Bacteria can inherit a memory of a virus

After surviving a virus attack, bacteria and archaea can save pieces of the virus's DNA in CRISPR regions of their own DNA. Their descendants inherit these pieces and can use them to recognize and attack the same virus later.

A 1991 crisis pushed India to open its economy

In 1991, India faced a severe shortage of money needed to pay for imports and foreign debts. The crisis pushed the government to loosen its control over the economy, open the country to more foreign investment, and give private businesses more room to grow.

Individual photons build a wave-like interference pattern

In a double-slit experiment, photons arrive at a screen as separate individual hits. After many hits, they form a wave-like interference pattern. If the experiment measures which slit each photon goes through, that pattern disappears.

Like this? There’s a whole feed of it. Replace empty scrolling with things worth knowing.

Download Hence for free

How bacteria pass CRISPR immunity to their descendants

Bacteria can inherit a memory of a virus

Keep exploring