Как пауки-скакунчики научились различать красный цвет #vertdider #veritasium

less than 1m read

·Nov 3, 2024

Колбочки на сетчатке у большинства пауков скакунов восприимчивы только к зелёному или ультрафиолетовому свету. Некоторые же научились видеть красный благодаря тому, что ген, вырабатывающий чувствительный к зелёному асин, случайно удвоился. Новая копия мутировала, и её чувствительность сместилась в сторону более длинных волн.

С нашими глазами когда-то произошло то же самое. Ген Асина, который отвечает за пигмент, чувствительный к зелёному, плива, и у копии развилась чувствительность, смещённая в Красную часть спектра. Мы выяснили, что у пауков скакун эта история повторяется снова и снова.

Переведённой озвучено студией Верт дайдер.

Warren Buffett: How to invest your first $10,000

Objective-C iPhone Programming Lesson 14 - Starting a Game

View All

Integration by parts: definite integrals | AP Calculus BC | Khan Academy

Going to do in this video is try to evaluate the definite integral from 0 to pi of x cosine of x dx. Like always, pause this video and see if you can evaluate it yourself. Well, when you immediately look at this, it’s not obvious how you just straight up…

Calculating correlation coefficient r | AP Statistics | Khan Academy

What we’re going to do in this video is calculate by hand the correlation coefficient for a set of bivariate data. When I say bivariate, it’s just a fancy way of saying for each x data point, there is a corresponding y data point. Now, before I calculate…

What Are You?

Are you your body? Well, kind of, right? But is there a line where this stops being true? How much of yourself can you remove before you stop being you? And does the question even make sense? Your physical existence is cells, trillions of them, at least …

The Virgin Mary - How Do You Photograph Her Impact? | Exposure

I wrestled with the idea of why was I picked for this. Of course, I believe in God, but I never grew up with Mary. I never grew up worshipping or having a strong devotion towards the Virgin Mary. So for me, I was wondering, why did I get this assignment? …

Introduction to the public policy process | US government and civics | Khan Academy

One idea that we’re going to keep coming back to in our study of government is the notion of public policy and how public policy is actually made. What we’re going to do in this video is focus on what you could consider to be the five stages of the policy…

Warren Buffett's Timeless Investing Wisdom – 1988 Interview

To meet the wizard of Omaha, Warren Buffett, next on Adam Smith’s Money World. He doesn’t generally do interviews, but I called on him recently to get some of the wisdom and apherisms of Warren Buffett on the record. It is characteristic of Warren that he…

Как пауки-скакунчики научились различать красный цвет #vertdider #veritasium

More Articles