🦾 как мы потеряли регенерацию #новостинауки #наука

less than 1m read

·Nov 3, 2024

Когда хордовые выбрались из воды на берег, эти первопроходцы стали предками земноводных, а затем и всех современных рептилий, млекопитающих и птиц. Но у всего есть своя цена. Животные, которые вышли на сушу, потеряли одну из самых удивительных способностей — регенерацию.

Низшие позвоночные, к которым относятся амфибии и рыбы, хорошо регенерируют. Аксолотль, например, может восстановить не только конечности, но и сердца, и даже части головного мозга. Но рептилии, птицы и млекопитающие лишены этой возможности. Разве что ящерицы способны отращивать потерянный хвост, и то с ограничениями.

Остальные наземные позвоночные не могут самовосстанавливающиеся и увеличение размеров тела.

Climbing Asia’s Forgotten Mountain, Part 3 | Nat Geo Live

Species and the environment | Mechanisms of evolution | High school biology | Khan Academy

View All

Sales and Marketing + How to Talk to Investors with Tyler Bosmeny and YC Partners (HtSaS 2014: 19)

Talking, okay great. Um, so okay great, thanks for having me. So my name is Tyler, I’m the CEO of Clever and what I want to talk today is about sales, and I have a little bit of insight into this. I graduated college, I actually studied math and statisti…

Catch of the Week - Wicked End | Wicked Tuna: Outer Banks

[Music] Here they are, 15 down to 25. We’re marking. I’m not going to rest easy until we’re ahead of Reel of Fortune. Come on, give me the go here in a [Music] second. We’re on, we’re on! Woohoo, there he goes! Double header! Watch that other rod! Hurry u…

Tailgate Like a Pro: Party Foods That'll Score Big Time! | Chef Wonderful

We’ve got over 50 people coming, a lot of friends and family coming over here, and we want to be ready for the election. [Applause] Oh my goodness! Chef Wonderful here! Can’t believe where I am, Los Angeles, that’s right! And who’s this? Yes, the celebrit…

15 Reasons Why Real Estate is the Best Investment

Halloway Luxor’s! We’re thrilled to have you back for another amazing Sunday motivational video, especially today when we’re breaking down why real estate is and has been the best go-to investment for building wealth. By the end of this one, you should ha…

Full speech from Kash Patel, FBI director nominee, makes promises after Donald Trump inauguration

[Music] My oh my, how do you follow Elon Musk when he tells you he’s going to take you to Mars? I’ll tell you how. He and I share something deeply; we love the American dream. And we have been given a gift by God today to usher in a new Dynasty because we…

Making a Camp for Moose Season | Life Below Zero

Go this way, go this way. These bees! Oh yeah, a bear! Been going through here, digging up… penis. Oh, another one over there! I see bear markings on the trees back here too. So if other bears are coming through, they smell this; they know he’s the bear t…

🦾 как мы потеряли регенерацию #новостинауки #наука

More Articles