As Technology Accumulates And People In More

Everyone's Pedigree Merges Into Everyone Else's Pedigree. So If You Go Back Far Enough, Everyone Is Related.

According To A Recent Study Of The Brains Of Identical And Fraternal Twins, Differences In The Amount Of Gray Matter In The Frontal Lobes Are Not Only Genetically Influenced But Are Significantly Correlated With Differences In Intelligence.

Forcing Modern Speakers Of English To Not - Whoops, Not To Split An Infinitive Because It Isn't Done In Latin Makes About As Much Sense As Forcing Modern Residents Of England To Wear Laurels And Togas.

But In Most Cases Even The Possibility That The Correlations Reflect Shared Genes Is Taboo.

Plants Can't Very Well Defend Themselves By Their Behavior, So They Resort To Chemical Warfare, And Plants Are Saturated With Toxins And Irritants To Deter Creatures Like Us Who Want To Eat Them.