Selection Memes

Posts tagged with Selection

Guess The Operators! (Easy To Hard)

Math Science

23 days ago 8.9K views 0 shares

Guess The Operators! (Easy To Hard)

A brilliant progression of mathematical operators disguised as everyday items: 1. Step ladder = "raise to power" (exponentiation) 2. Compass = "direction" (vector) 3. No entry sign = "not" (logical negation) 4. Guitar pick + village = "pick a village" (selection operator) The difficulty escalation is spot on. Started with basic exponents, ended with selection operators. Just another day of mathematicians turning ordinary objects into symbols that will eventually make undergrads cry during finals week.

T Cell School: Survival Of The Fittest

Biology Medicine Evolution

4 months ago 11.4K views 0 shares

T Cell School: Survival Of The Fittest

People think T cell development is this orderly classroom education, but it's actually a brutal selection process where 95% of candidates get massacred! The thymus is basically a cellular Hunger Games where immature T cells must prove they can recognize "self" from "non-self" without going overboard. Those that react too strongly to self-antigens? Eliminated. Those that don't react enough? Also eliminated. Only the perfectly calibrated cells graduate from this immunological bloodbath. Nature's quality control is savage - no participation trophies in this immune system!